Theorem 2503lem1 16469

Description: Lemma for 2503prm 16472. Calculate a power mod. In decimal, we calculate 2↑18 = 512↑2 = 104𝑁 + 1832≡1832. (Contributed by Mario Carneiro, 3-Mar-2014.) (Revised by Mario Carneiro, 20-Apr-2015.) (Proof shortened by AV, 16-Sep-2021.)

Hypothesis

Ref	Expression
2503prm.1	⊢ 𝑁 = ;;;2503

Assertion

Ref	Expression
2503lem1	⊢ ((2↑;18) mod 𝑁) = (;;;1832 mod 𝑁)

Proof of Theorem 2503lem1

Step	Hyp	Ref	Expression
1		2503prm.1	. . 3 ⊢ 𝑁 = ;;;2503
2		2nn0 11913	. . . . . 6 ⊢ 2 ∈ ℕ0
3		5nn0 11916	. . . . . 6 ⊢ 5 ∈ ℕ0
4	2, 3	deccl 12112	. . . . 5 ⊢ ;25 ∈ ℕ0
5		0nn0 11911	. . . . 5 ⊢ 0 ∈ ℕ0
6	4, 5	deccl 12112	. . . 4 ⊢ ;;250 ∈ ℕ0
7		3nn 11715	. . . 4 ⊢ 3 ∈ ℕ
8	6, 7	decnncl 12117	. . 3 ⊢ ;;;2503 ∈ ℕ
9	1, 8	eqeltri 2909	. 2 ⊢ 𝑁 ∈ ℕ
10		2nn 11709	. 2 ⊢ 2 ∈ ℕ
11		9nn0 11920	. 2 ⊢ 9 ∈ ℕ0
12		10nn0 12115	. . . 4 ⊢ ;10 ∈ ℕ0
13		4nn0 11915	. . . 4 ⊢ 4 ∈ ℕ0
14	12, 13	deccl 12112	. . 3 ⊢ ;;104 ∈ ℕ0
15	14	nn0zi 12006	. 2 ⊢ ;;104 ∈ ℤ
16		1nn0 11912	. . . 4 ⊢ 1 ∈ ℕ0
17	3, 16	deccl 12112	. . 3 ⊢ ;51 ∈ ℕ0
18	17, 2	deccl 12112	. 2 ⊢ ;;512 ∈ ℕ0
19		8nn0 11919	. . . . 5 ⊢ 8 ∈ ℕ0
20	16, 19	deccl 12112	. . . 4 ⊢ ;18 ∈ ℕ0
21		3nn0 11914	. . . 4 ⊢ 3 ∈ ℕ0
22	20, 21	deccl 12112	. . 3 ⊢ ;;183 ∈ ℕ0
23	22, 2	deccl 12112	. 2 ⊢ ;;;1832 ∈ ℕ0
24		8p1e9 11786	. . . 4 ⊢ (8 + 1) = 9
25		6nn0 11917	. . . . 5 ⊢ 6 ∈ ℕ0
26		2exp8 16422	. . . . 5 ⊢ (2↑8) = ;;256
27		eqid 2821	. . . . . 6 ⊢ ;25 = ;25
28	16	dec0h 12119	. . . . . 6 ⊢ 1 = ;01
29		2t2e4 11800	. . . . . . . 8 ⊢ (2 · 2) = 4
30		ax-1cn 10594	. . . . . . . . 9 ⊢ 1 ∈ ℂ
31	30	addid2i 10827	. . . . . . . 8 ⊢ (0 + 1) = 1
32	29, 31	oveq12i 7167	. . . . . . 7 ⊢ ((2 · 2) + (0 + 1)) = (4 + 1)
33		4p1e5 11782	. . . . . . 7 ⊢ (4 + 1) = 5
34	32, 33	eqtri 2844	. . . . . 6 ⊢ ((2 · 2) + (0 + 1)) = 5
35		5t2e10 12197	. . . . . . 7 ⊢ (5 · 2) = ;10
36	16, 5, 31, 35	decsuc 12128	. . . . . 6 ⊢ ((5 · 2) + 1) = ;11
37	2, 3, 5, 16, 27, 28, 2, 16, 16, 34, 36	decmac 12149	. . . . 5 ⊢ ((;25 · 2) + 1) = ;51
38		6t2e12 12201	. . . . 5 ⊢ (6 · 2) = ;12
39	2, 4, 25, 26, 2, 16, 37, 38	decmul1c 12162	. . . 4 ⊢ ((2↑8) · 2) = ;;512
40	2, 19, 24, 39	numexpp1 16413	. . 3 ⊢ (2↑9) = ;;512
41	40	oveq1i 7165	. 2 ⊢ ((2↑9) mod 𝑁) = (;;512 mod 𝑁)
42		9cn 11736	. . 3 ⊢ 9 ∈ ℂ
43		2cn 11711	. . 3 ⊢ 2 ∈ ℂ
44		9t2e18 12219	. . 3 ⊢ (9 · 2) = ;18
45	42, 43, 44	mulcomli 10649	. 2 ⊢ (2 · 9) = ;18
46		eqid 2821	. . . 4 ⊢ ;;;1832 = ;;;1832
47	21, 16	deccl 12112	. . . 4 ⊢ ;31 ∈ ℕ0
48	2, 16	deccl 12112	. . . . 5 ⊢ ;21 ∈ ℕ0
49		eqid 2821	. . . . 5 ⊢ ;;250 = ;;250
50		eqid 2821	. . . . . 6 ⊢ ;;183 = ;;183
51		eqid 2821	. . . . . 6 ⊢ ;31 = ;31
52		eqid 2821	. . . . . . 7 ⊢ ;18 = ;18
53		1p1e2 11761	. . . . . . 7 ⊢ (1 + 1) = 2
54		8p3e11 12178	. . . . . . 7 ⊢ (8 + 3) = ;11
55	16, 19, 21, 52, 53, 16, 54	decaddci 12158	. . . . . 6 ⊢ (;18 + 3) = ;21
56		3p1e4 11781	. . . . . 6 ⊢ (3 + 1) = 4
57	20, 21, 21, 16, 50, 51, 55, 56	decadd 12151	. . . . 5 ⊢ (;;183 + ;31) = ;;214
58	48	nn0cni 11908	. . . . . . 7 ⊢ ;21 ∈ ℂ
59	58	addid1i 10826	. . . . . 6 ⊢ (;21 + 0) = ;21
60	3, 2	deccl 12112	. . . . . 6 ⊢ ;52 ∈ ℕ0
61		eqid 2821	. . . . . . 7 ⊢ ;;104 = ;;104
62	60	nn0cni 11908	. . . . . . . 8 ⊢ ;52 ∈ ℂ
63		eqid 2821	. . . . . . . . 9 ⊢ ;52 = ;52
64		2p2e4 11771	. . . . . . . . 9 ⊢ (2 + 2) = 4
65	3, 2, 2, 63, 64	decaddi 12157	. . . . . . . 8 ⊢ (;52 + 2) = ;54
66	62, 43, 65	addcomli 10831	. . . . . . 7 ⊢ (2 + ;52) = ;54
67	2	dec0u 12118	. . . . . . . . 9 ⊢ (;10 · 2) = ;20
68		5p1e6 11783	. . . . . . . . 9 ⊢ (5 + 1) = 6
69	67, 68	oveq12i 7167	. . . . . . . 8 ⊢ ((;10 · 2) + (5 + 1)) = (;20 + 6)
70		eqid 2821	. . . . . . . . 9 ⊢ ;20 = ;20
71		6cn 11727	. . . . . . . . . 10 ⊢ 6 ∈ ℂ
72	71	addid2i 10827	. . . . . . . . 9 ⊢ (0 + 6) = 6
73	2, 5, 25, 70, 72	decaddi 12157	. . . . . . . 8 ⊢ (;20 + 6) = ;26
74	69, 73	eqtri 2844	. . . . . . 7 ⊢ ((;10 · 2) + (5 + 1)) = ;26
75		4t2e8 11804	. . . . . . . . 9 ⊢ (4 · 2) = 8
76	75	oveq1i 7165	. . . . . . . 8 ⊢ ((4 · 2) + 4) = (8 + 4)
77		8p4e12 12179	. . . . . . . 8 ⊢ (8 + 4) = ;12
78	76, 77	eqtri 2844	. . . . . . 7 ⊢ ((4 · 2) + 4) = ;12
79	12, 13, 3, 13, 61, 66, 2, 2, 16, 74, 78	decmac 12149	. . . . . 6 ⊢ ((;;104 · 2) + (2 + ;52)) = ;;262
80	3	dec0u 12118	. . . . . . . . 9 ⊢ (;10 · 5) = ;50
81	43	addid2i 10827	. . . . . . . . 9 ⊢ (0 + 2) = 2
82	80, 81	oveq12i 7167	. . . . . . . 8 ⊢ ((;10 · 5) + (0 + 2)) = (;50 + 2)
83		eqid 2821	. . . . . . . . 9 ⊢ ;50 = ;50
84	3, 5, 2, 83, 81	decaddi 12157	. . . . . . . 8 ⊢ (;50 + 2) = ;52
85	82, 84	eqtri 2844	. . . . . . 7 ⊢ ((;10 · 5) + (0 + 2)) = ;52
86		5cn 11724	. . . . . . . . 9 ⊢ 5 ∈ ℂ
87		4cn 11721	. . . . . . . . 9 ⊢ 4 ∈ ℂ
88		5t4e20 12199	. . . . . . . . 9 ⊢ (5 · 4) = ;20
89	86, 87, 88	mulcomli 10649	. . . . . . . 8 ⊢ (4 · 5) = ;20
90	2, 5, 31, 89	decsuc 12128	. . . . . . 7 ⊢ ((4 · 5) + 1) = ;21
91	12, 13, 5, 16, 61, 28, 3, 16, 2, 85, 90	decmac 12149	. . . . . 6 ⊢ ((;;104 · 5) + 1) = ;;521
92	2, 3, 2, 16, 27, 59, 14, 16, 60, 79, 91	decma2c 12150	. . . . 5 ⊢ ((;;104 · ;25) + (;21 + 0)) = ;;;2621
93	14	nn0cni 11908	. . . . . . . 8 ⊢ ;;104 ∈ ℂ
94	93	mul01i 10829	. . . . . . 7 ⊢ (;;104 · 0) = 0
95	94	oveq1i 7165	. . . . . 6 ⊢ ((;;104 · 0) + 4) = (0 + 4)
96	87	addid2i 10827	. . . . . 6 ⊢ (0 + 4) = 4
97	13	dec0h 12119	. . . . . 6 ⊢ 4 = ;04
98	95, 96, 97	3eqtri 2848	. . . . 5 ⊢ ((;;104 · 0) + 4) = ;04
99	4, 5, 48, 13, 49, 57, 14, 13, 5, 92, 98	decma2c 12150	. . . 4 ⊢ ((;;104 · ;;250) + (;;183 + ;31)) = ;;;;26214
100		eqid 2821	. . . . . 6 ⊢ ;10 = ;10
101		3cn 11717	. . . . . . . . 9 ⊢ 3 ∈ ℂ
102	101	mulid2i 10645	. . . . . . . 8 ⊢ (1 · 3) = 3
103		00id 10814	. . . . . . . 8 ⊢ (0 + 0) = 0
104	102, 103	oveq12i 7167	. . . . . . 7 ⊢ ((1 · 3) + (0 + 0)) = (3 + 0)
105	101	addid1i 10826	. . . . . . 7 ⊢ (3 + 0) = 3
106	104, 105	eqtri 2844	. . . . . 6 ⊢ ((1 · 3) + (0 + 0)) = 3
107	101	mul02i 10828	. . . . . . . 8 ⊢ (0 · 3) = 0
108	107	oveq1i 7165	. . . . . . 7 ⊢ ((0 · 3) + 1) = (0 + 1)
109	108, 31, 28	3eqtri 2848	. . . . . 6 ⊢ ((0 · 3) + 1) = ;01
110	16, 5, 5, 16, 100, 28, 21, 16, 5, 106, 109	decmac 12149	. . . . 5 ⊢ ((;10 · 3) + 1) = ;31
111		4t3e12 12195	. . . . . 6 ⊢ (4 · 3) = ;12
112	16, 2, 2, 111, 64	decaddi 12157	. . . . 5 ⊢ ((4 · 3) + 2) = ;14
113	12, 13, 2, 61, 21, 13, 16, 110, 112	decrmac 12155	. . . 4 ⊢ ((;;104 · 3) + 2) = ;;314
114	6, 21, 22, 2, 1, 46, 14, 13, 47, 99, 113	decma2c 12150	. . 3 ⊢ ((;;104 · 𝑁) + ;;;1832) = ;;;;;262144
115		eqid 2821	. . . 4 ⊢ ;;512 = ;;512
116	12, 2	deccl 12112	. . . 4 ⊢ ;;102 ∈ ℕ0
117		eqid 2821	. . . . 5 ⊢ ;51 = ;51
118		eqid 2821	. . . . 5 ⊢ ;;102 = ;;102
119	86, 30, 68	addcomli 10831	. . . . . . 7 ⊢ (1 + 5) = 6
120	16, 5, 3, 16, 100, 117, 119, 31	decadd 12151	. . . . . 6 ⊢ (;10 + ;51) = ;61
121		7nn0 11918	. . . . . . 7 ⊢ 7 ∈ ℕ0
122		6p1e7 11784	. . . . . . . 8 ⊢ (6 + 1) = 7
123	121	dec0h 12119	. . . . . . . 8 ⊢ 7 = ;07
124	122, 123	eqtri 2844	. . . . . . 7 ⊢ (6 + 1) = ;07
125	31	oveq2i 7166	. . . . . . . 8 ⊢ ((5 · 5) + (0 + 1)) = ((5 · 5) + 1)
126		5t5e25 12200	. . . . . . . . 9 ⊢ (5 · 5) = ;25
127	2, 3, 68, 126	decsuc 12128	. . . . . . . 8 ⊢ ((5 · 5) + 1) = ;26
128	125, 127	eqtri 2844	. . . . . . 7 ⊢ ((5 · 5) + (0 + 1)) = ;26
129	86	mulid2i 10645	. . . . . . . . 9 ⊢ (1 · 5) = 5
130	129	oveq1i 7165	. . . . . . . 8 ⊢ ((1 · 5) + 7) = (5 + 7)
131		7cn 11730	. . . . . . . . 9 ⊢ 7 ∈ ℂ
132		7p5e12 12174	. . . . . . . . 9 ⊢ (7 + 5) = ;12
133	131, 86, 132	addcomli 10831	. . . . . . . 8 ⊢ (5 + 7) = ;12
134	130, 133	eqtri 2844	. . . . . . 7 ⊢ ((1 · 5) + 7) = ;12
135	3, 16, 5, 121, 117, 124, 3, 2, 16, 128, 134	decmac 12149	. . . . . 6 ⊢ ((;51 · 5) + (6 + 1)) = ;;262
136	86, 43, 35	mulcomli 10649	. . . . . . 7 ⊢ (2 · 5) = ;10
137	16, 5, 31, 136	decsuc 12128	. . . . . 6 ⊢ ((2 · 5) + 1) = ;11
138	17, 2, 25, 16, 115, 120, 3, 16, 16, 135, 137	decmac 12149	. . . . 5 ⊢ ((;;512 · 5) + (;10 + ;51)) = ;;;2621
139	17	nn0cni 11908	. . . . . . 7 ⊢ ;51 ∈ ℂ
140	139	mulid1i 10644	. . . . . 6 ⊢ (;51 · 1) = ;51
141	43	mulid1i 10644	. . . . . . . 8 ⊢ (2 · 1) = 2
142	141	oveq1i 7165	. . . . . . 7 ⊢ ((2 · 1) + 2) = (2 + 2)
143	142, 64	eqtri 2844	. . . . . 6 ⊢ ((2 · 1) + 2) = 4
144	17, 2, 2, 115, 16, 140, 143	decrmanc 12154	. . . . 5 ⊢ ((;;512 · 1) + 2) = ;;514
145	3, 16, 12, 2, 117, 118, 18, 13, 17, 138, 144	decma2c 12150	. . . 4 ⊢ ((;;512 · ;51) + ;;102) = ;;;;26214
146	43	mulid2i 10645	. . . . . 6 ⊢ (1 · 2) = 2
147	2, 3, 16, 117, 35, 146	decmul1 12161	. . . . 5 ⊢ (;51 · 2) = ;;102
148	2, 17, 2, 115, 147, 29	decmul1 12161	. . . 4 ⊢ (;;512 · 2) = ;;;1024
149	18, 17, 2, 115, 13, 116, 145, 148	decmul2c 12163	. . 3 ⊢ (;;512 · ;;512) = ;;;;;262144
150	114, 149	eqtr4i 2847	. 2 ⊢ ((;;104 · 𝑁) + ;;;1832) = (;;512 · ;;512)
151	9, 10, 11, 15, 18, 23, 41, 45, 150	mod2xi 16404	1 ⊢ ((2↑;18) mod 𝑁) = (;;;1832 mod 𝑁)

Syntax hints:   = wceq 1533  (class class class)co 7155  0cc0 10536  1c1 10537   + caddc 10539   · cmul 10541  ℕcn 11637  2c2 11691  3c3 11692  4c4 11693  5c5 11694  6c6 11695  7c7 11696  8c8 11697  9c9 11698  ;cdc 12097   mod cmo 13236  ↑cexp 13428

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1907  ax-6 1966  ax-7 2011  ax-8 2112  ax-9 2120  ax-10 2141  ax-11 2157  ax-12 2173  ax-ext 2793  ax-sep 5202  ax-nul 5209  ax-pow 5265  ax-pr 5329  ax-un 7460  ax-cnex 10592  ax-resscn 10593  ax-1cn 10594  ax-icn 10595  ax-addcl 10596  ax-addrcl 10597  ax-mulcl 10598  ax-mulrcl 10599  ax-mulcom 10600  ax-addass 10601  ax-mulass 10602  ax-distr 10603  ax-i2m1 10604  ax-1ne0 10605  ax-1rid 10606  ax-rnegex 10607  ax-rrecex 10608  ax-cnre 10609  ax-pre-lttri 10610  ax-pre-lttrn 10611  ax-pre-ltadd 10612  ax-pre-mulgt0 10613  ax-pre-sup 10614

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3or 1084  df-3an 1085  df-tru 1536  df-ex 1777  df-nf 1781  df-sb 2066  df-mo 2618  df-eu 2650  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ne 3017  df-nel 3124  df-ral 3143  df-rex 3144  df-reu 3145  df-rmo 3146  df-rab 3147  df-v 3496  df-sbc 3772  df-csb 3883  df-dif 3938  df-un 3940  df-in 3942  df-ss 3951  df-pss 3953  df-nul 4291  df-if 4467  df-pw 4540  df-sn 4567  df-pr 4569  df-tp 4571  df-op 4573  df-uni 4838  df-iun 4920  df-br 5066  df-opab 5128  df-mpt 5146  df-tr 5172  df-id 5459  df-eprel 5464  df-po 5473  df-so 5474  df-fr 5513  df-we 5515  df-xp 5560  df-rel 5561  df-cnv 5562  df-co 5563  df-dm 5564  df-rn 5565  df-res 5566  df-ima 5567  df-pred 6147  df-ord 6193  df-on 6194  df-lim 6195  df-suc 6196  df-iota 6313  df-fun 6356  df-fn 6357  df-f 6358  df-f1 6359  df-fo 6360  df-f1o 6361  df-fv 6362  df-riota 7113  df-ov 7158  df-oprab 7159  df-mpo 7160  df-om 7580  df-2nd 7689  df-wrecs 7946  df-recs 8007  df-rdg 8045  df-er 8288  df-en 8509  df-dom 8510  df-sdom 8511  df-sup 8905  df-inf 8906  df-pnf 10676  df-mnf 10677  df-xr 10678  df-ltxr 10679  df-le 10680  df-sub 10871  df-neg 10872  df-div 11297  df-nn 11638  df-2 11699  df-3 11700  df-4 11701  df-5 11702  df-6 11703  df-7 11704  df-8 11705  df-9 11706  df-n0 11897  df-z 11981  df-dec 12098  df-uz 12243  df-rp 12389  df-fl 13161  df-mod 13237  df-seq 13369  df-exp 13429

This theorem is referenced by:  2503lem2  16470  2503lem3  16471