| 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 12539 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 2 | 0nn0 12537 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 3 | 1, 2 | deccl 12744 | . . . 4 ⊢ ;20 ∈ ℕ0 |
| 4 | 4nn0 12541 | . . . 4 ⊢ 4 ∈ ℕ0 | |
| 5 | 3, 4 | deccl 12744 | . . 3 ⊢ ;;204 ∈ ℕ0 |
| 6 | 8nn0 12545 | . . 3 ⊢ 8 ∈ ℕ0 | |
| 7 | 1nn0 12538 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 8 | 2exp11 17174 | . . 3 ⊢ (2↑;11) = ;;;2048 | |
| 9 | 4p1e5 12404 | . . . 4 ⊢ (4 + 1) = 5 | |
| 10 | eqid 2766 | . . . 4 ⊢ ;;204 = ;;204 | |
| 11 | 3, 4, 9, 10 | decsuc 12765 | . . 3 ⊢ (;;204 + 1) = ;;205 |
| 12 | 8m1e7 12391 | . . 3 ⊢ (8 − 1) = 7 | |
| 13 | 5, 6, 7, 8, 11, 12 | decsubi 12797 | . 2 ⊢ ((2↑;11) − 1) = ;;;2047 |
| 14 | 3nn0 12540 | . . . 4 ⊢ 3 ∈ ℕ0 | |
| 15 | 1, 14 | deccl 12744 | . . 3 ⊢ ;23 ∈ ℕ0 |
| 16 | 9nn0 12546 | . . 3 ⊢ 9 ∈ ℕ0 | |
| 17 | eqid 2766 | . . 3 ⊢ ;89 = ;89 | |
| 18 | 7nn0 12544 | . . 3 ⊢ 7 ∈ ℕ0 | |
| 19 | eqid 2766 | . . . 4 ⊢ ;23 = ;23 | |
| 20 | eqid 2766 | . . . 4 ⊢ ;20 = ;20 | |
| 21 | 8t2e16 12849 | . . . . . 6 ⊢ (8 · 2) = ;16 | |
| 22 | 2p2e4 12393 | . . . . . 6 ⊢ (2 + 2) = 4 | |
| 23 | 21, 22 | oveq12i 7435 | . . . . 5 ⊢ ((8 · 2) + (2 + 2)) = (;16 + 4) |
| 24 | 6nn0 12543 | . . . . . 6 ⊢ 6 ∈ ℕ0 | |
| 25 | eqid 2766 | . . . . . 6 ⊢ ;16 = ;16 | |
| 26 | 1p1e2 12382 | . . . . . 6 ⊢ (1 + 1) = 2 | |
| 27 | 6p4e10 12806 | . . . . . 6 ⊢ (6 + 4) = ;10 | |
| 28 | 7, 24, 4, 25, 26, 27 | decaddci2 12796 | . . . . 5 ⊢ (;16 + 4) = ;20 |
| 29 | 23, 28 | eqtri 2789 | . . . 4 ⊢ ((8 · 2) + (2 + 2)) = ;20 |
| 30 | 8t3e24 12850 | . . . . . 6 ⊢ (8 · 3) = ;24 | |
| 31 | 30 | oveq1i 7433 | . . . . 5 ⊢ ((8 · 3) + 0) = (;24 + 0) |
| 32 | 1, 4 | deccl 12744 | . . . . . . 7 ⊢ ;24 ∈ ℕ0 |
| 33 | 32 | nn0cni 12534 | . . . . . 6 ⊢ ;24 ∈ ℂ |
| 34 | 33 | addridi 11415 | . . . . 5 ⊢ (;24 + 0) = ;24 |
| 35 | 31, 34 | eqtri 2789 | . . . 4 ⊢ ((8 · 3) + 0) = ;24 |
| 36 | 1, 14, 1, 2, 19, 20, 6, 4, 1, 29, 35 | decma2c 12787 | . . 3 ⊢ ((8 · ;23) + ;20) = ;;204 |
| 37 | 9t2e18 12856 | . . . . 5 ⊢ (9 · 2) = ;18 | |
| 38 | 8p2e10 12814 | . . . . 5 ⊢ (8 + 2) = ;10 | |
| 39 | 7, 6, 1, 37, 26, 38 | decaddci2 12796 | . . . 4 ⊢ ((9 · 2) + 2) = ;20 |
| 40 | 9t3e27 12857 | . . . 4 ⊢ (9 · 3) = ;27 | |
| 41 | 16, 1, 14, 19, 18, 1, 39, 40 | decmul2c 12800 | . . 3 ⊢ (9 · ;23) = ;;207 |
| 42 | 15, 6, 16, 17, 18, 3, 36, 41 | decmul1c 12799 | . 2 ⊢ (;89 · ;23) = ;;;2047 |
| 43 | 13, 42 | eqtr4i 2792 | 1 ⊢ ((2↑;11) − 1) = (;89 · ;23) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7423 0cc0 11118 1c1 11119 + caddc 11121 · cmul 11123 − cmin 11459 2c2 12313 3c3 12314 4c4 12315 5c5 12316 6c6 12317 7c7 12318 8c8 12319 9c9 12320 ;cdc 12729 ↑cexp 14117 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-seq 14058 df-exp 14118 |
| This theorem is used by: (None) |
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