| Mathbox for Alexander van der Vekens |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > m11nprm | Structured version Visualization version GIF version | ||
| Description: The eleventh Mersenne number M11 = 2047 is not a prime number. (Contributed by AV, 18-Aug-2021.) |
| Ref | Expression |
|---|---|
| m11nprm | ⊢ ((2↑;11) − 1) = (;89 · ;23) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2nn0 12549 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 2 | 0nn0 12547 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 3 | 1, 2 | deccl 12755 | . . . 4 ⊢ ;20 ∈ ℕ0 |
| 4 | 4nn0 12551 | . . . 4 ⊢ 4 ∈ ℕ0 | |
| 5 | 3, 4 | deccl 12755 | . . 3 ⊢ ;;204 ∈ ℕ0 |
| 6 | 8nn0 12555 | . . 3 ⊢ 8 ∈ ℕ0 | |
| 7 | 1nn0 12548 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 8 | 2exp11 17187 | . . 3 ⊢ (2↑;11) = ;;;2048 | |
| 9 | 4p1e5 12414 | . . . 4 ⊢ (4 + 1) = 5 | |
| 10 | eqid 2762 | . . . 4 ⊢ ;;204 = ;;204 | |
| 11 | 3, 4, 9, 10 | decsuc 12776 | . . 3 ⊢ (;;204 + 1) = ;;205 |
| 12 | 8m1e7 12401 | . . 3 ⊢ (8 − 1) = 7 | |
| 13 | 5, 6, 7, 8, 11, 12 | decsubi 12808 | . 2 ⊢ ((2↑;11) − 1) = ;;;2047 |
| 14 | 3nn0 12550 | . . . 4 ⊢ 3 ∈ ℕ0 | |
| 15 | 1, 14 | deccl 12755 | . . 3 ⊢ ;23 ∈ ℕ0 |
| 16 | 9nn0 12556 | . . 3 ⊢ 9 ∈ ℕ0 | |
| 17 | eqid 2762 | . . 3 ⊢ ;89 = ;89 | |
| 18 | 7nn0 12554 | . . 3 ⊢ 7 ∈ ℕ0 | |
| 19 | eqid 2762 | . . . 4 ⊢ ;23 = ;23 | |
| 20 | eqid 2762 | . . . 4 ⊢ ;20 = ;20 | |
| 21 | 8t2e16 12860 | . . . . . 6 ⊢ (8 · 2) = ;16 | |
| 22 | 2p2e4 12403 | . . . . . 6 ⊢ (2 + 2) = 4 | |
| 23 | 21, 22 | oveq12i 7429 | . . . . 5 ⊢ ((8 · 2) + (2 + 2)) = (;16 + 4) |
| 24 | 6nn0 12553 | . . . . . 6 ⊢ 6 ∈ ℕ0 | |
| 25 | eqid 2762 | . . . . . 6 ⊢ ;16 = ;16 | |
| 26 | 1p1e2 12392 | . . . . . 6 ⊢ (1 + 1) = 2 | |
| 27 | 6p4e10 12817 | . . . . . 6 ⊢ (6 + 4) = ;10 | |
| 28 | 7, 24, 4, 25, 26, 27 | decaddci2 12807 | . . . . 5 ⊢ (;16 + 4) = ;20 |
| 29 | 23, 28 | eqtri 2785 | . . . 4 ⊢ ((8 · 2) + (2 + 2)) = ;20 |
| 30 | 8t3e24 12861 | . . . . . 6 ⊢ (8 · 3) = ;24 | |
| 31 | 30 | oveq1i 7427 | . . . . 5 ⊢ ((8 · 3) + 0) = (;24 + 0) |
| 32 | 1, 4 | deccl 12755 | . . . . . . 7 ⊢ ;24 ∈ ℕ0 |
| 33 | 32 | nn0cni 12544 | . . . . . 6 ⊢ ;24 ∈ ℂ |
| 34 | 33 | addridi 11425 | . . . . 5 ⊢ (;24 + 0) = ;24 |
| 35 | 31, 34 | eqtri 2785 | . . . 4 ⊢ ((8 · 3) + 0) = ;24 |
| 36 | 1, 14, 1, 2, 19, 20, 6, 4, 1, 29, 35 | decma2c 12798 | . . 3 ⊢ ((8 · ;23) + ;20) = ;;204 |
| 37 | 9t2e18 12867 | . . . . 5 ⊢ (9 · 2) = ;18 | |
| 38 | 8p2e10 12825 | . . . . 5 ⊢ (8 + 2) = ;10 | |
| 39 | 7, 6, 1, 37, 26, 38 | decaddci2 12807 | . . . 4 ⊢ ((9 · 2) + 2) = ;20 |
| 40 | 9t3e27 12868 | . . . 4 ⊢ (9 · 3) = ;27 | |
| 41 | 16, 1, 14, 19, 18, 1, 39, 40 | decmul2c 12811 | . . 3 ⊢ (9 · ;23) = ;;207 |
| 42 | 15, 6, 16, 17, 18, 3, 36, 41 | decmul1c 12810 | . 2 ⊢ (;89 · ;23) = ;;;2047 |
| 43 | 13, 42 | eqtr4i 2788 | 1 ⊢ ((2↑;11) − 1) = (;89 · ;23) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7417 0cc0 11128 1c1 11129 + caddc 11131 · cmul 11133 − cmin 11469 2c2 12323 3c3 12324 4c4 12325 5c5 12326 6c6 12327 7c7 12328 8c8 12329 9c9 12330 ;cdc 12740 ↑cexp 14129 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 ax-cnex 11184 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-addrcl 11189 ax-mulcl 11190 ax-mulrcl 11191 ax-mulcom 11192 ax-addass 11193 ax-mulass 11194 ax-distr 11195 ax-i2m1 11196 ax-1ne0 11197 ax-1rid 11198 ax-rnegex 11199 ax-rrecex 11200 ax-cnre 11201 ax-pre-lttri 11202 ax-pre-lttrn 11203 ax-pre-ltadd 11204 ax-pre-mulgt0 11205 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7374 df-ov 7420 df-oprab 7421 df-mpo 7422 df-om 7867 df-2nd 7991 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-er 8700 df-en 8957 df-dom 8958 df-sdom 8959 df-pnf 11273 df-mnf 11274 df-xr 11275 df-ltxr 11276 df-le 11277 df-sub 11471 df-neg 11472 df-nn 12262 df-2 12331 df-3 12332 df-4 12333 df-5 12334 df-6 12335 df-7 12336 df-8 12337 df-9 12338 df-n0 12533 df-z 12620 df-dec 12741 df-uz 12892 df-seq 14070 df-exp 14130 |
| This theorem is used by: (None) |
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