| 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 12604 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 2 | 0nn0 12602 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 3 | 1, 2 | deccl 12810 | . . . 4 ⊢ ;20 ∈ ℕ0 |
| 4 | 4nn0 12606 | . . . 4 ⊢ 4 ∈ ℕ0 | |
| 5 | 3, 4 | deccl 12810 | . . 3 ⊢ ;;204 ∈ ℕ0 |
| 6 | 8nn0 12610 | . . 3 ⊢ 8 ∈ ℕ0 | |
| 7 | 1nn0 12603 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 8 | 2exp11 17247 | . . 3 ⊢ (2↑;11) = ;;;2048 | |
| 9 | 4p1e5 12469 | . . . 4 ⊢ (4 + 1) = 5 | |
| 10 | eqid 2761 | . . . 4 ⊢ ;;204 = ;;204 | |
| 11 | 3, 4, 9, 10 | decsuc 12831 | . . 3 ⊢ (;;204 + 1) = ;;205 |
| 12 | 8m1e7 12456 | . . 3 ⊢ (8 − 1) = 7 | |
| 13 | 5, 6, 7, 8, 11, 12 | decsubi 12863 | . 2 ⊢ ((2↑;11) − 1) = ;;;2047 |
| 14 | 3nn0 12605 | . . . 4 ⊢ 3 ∈ ℕ0 | |
| 15 | 1, 14 | deccl 12810 | . . 3 ⊢ ;23 ∈ ℕ0 |
| 16 | 9nn0 12611 | . . 3 ⊢ 9 ∈ ℕ0 | |
| 17 | eqid 2761 | . . 3 ⊢ ;89 = ;89 | |
| 18 | 7nn0 12609 | . . 3 ⊢ 7 ∈ ℕ0 | |
| 19 | eqid 2761 | . . . 4 ⊢ ;23 = ;23 | |
| 20 | eqid 2761 | . . . 4 ⊢ ;20 = ;20 | |
| 21 | 8t2e16 12915 | . . . . . 6 ⊢ (8 · 2) = ;16 | |
| 22 | 2p2e4 12458 | . . . . . 6 ⊢ (2 + 2) = 4 | |
| 23 | 21, 22 | oveq12i 7424 | . . . . 5 ⊢ ((8 · 2) + (2 + 2)) = (;16 + 4) |
| 24 | 6nn0 12608 | . . . . . 6 ⊢ 6 ∈ ℕ0 | |
| 25 | eqid 2761 | . . . . . 6 ⊢ ;16 = ;16 | |
| 26 | 1p1e2 12447 | . . . . . 6 ⊢ (1 + 1) = 2 | |
| 27 | 6p4e10 12872 | . . . . . 6 ⊢ (6 + 4) = ;10 | |
| 28 | 7, 24, 4, 25, 26, 27 | decaddci2 12862 | . . . . 5 ⊢ (;16 + 4) = ;20 |
| 29 | 23, 28 | eqtri 2784 | . . . 4 ⊢ ((8 · 2) + (2 + 2)) = ;20 |
| 30 | 8t3e24 12916 | . . . . . 6 ⊢ (8 · 3) = ;24 | |
| 31 | 30 | oveq1i 7422 | . . . . 5 ⊢ ((8 · 3) + 0) = (;24 + 0) |
| 32 | 1, 4 | deccl 12810 | . . . . . . 7 ⊢ ;24 ∈ ℕ0 |
| 33 | 32 | nn0cni 12599 | . . . . . 6 ⊢ ;24 ∈ ℂ |
| 34 | 33 | addridi 11478 | . . . . 5 ⊢ (;24 + 0) = ;24 |
| 35 | 31, 34 | eqtri 2784 | . . . 4 ⊢ ((8 · 3) + 0) = ;24 |
| 36 | 1, 14, 1, 2, 19, 20, 6, 4, 1, 29, 35 | decma2c 12853 | . . 3 ⊢ ((8 · ;23) + ;20) = ;;204 |
| 37 | 9t2e18 12922 | . . . . 5 ⊢ (9 · 2) = ;18 | |
| 38 | 8p2e10 12880 | . . . . 5 ⊢ (8 + 2) = ;10 | |
| 39 | 7, 6, 1, 37, 26, 38 | decaddci2 12862 | . . . 4 ⊢ ((9 · 2) + 2) = ;20 |
| 40 | 9t3e27 12923 | . . . 4 ⊢ (9 · 3) = ;27 | |
| 41 | 16, 1, 14, 19, 18, 1, 39, 40 | decmul2c 12866 | . . 3 ⊢ (9 · ;23) = ;;207 |
| 42 | 15, 6, 16, 17, 18, 3, 36, 41 | decmul1c 12865 | . 2 ⊢ (;89 · ;23) = ;;;2047 |
| 43 | 13, 42 | eqtr4i 2787 | 1 ⊢ ((2↑;11) − 1) = (;89 · ;23) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7412 0cc0 11181 1c1 11182 + caddc 11184 · cmul 11186 − cmin 11522 2c2 12378 3c3 12379 4c4 12380 5c5 12381 6c6 12382 7c7 12383 8c8 12384 9c9 12385 ;cdc 12795 ↑cexp 14184 |
| 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 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-2nd 7991 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-nn 12317 df-2 12386 df-3 12387 df-4 12388 df-5 12389 df-6 12390 df-7 12391 df-8 12392 df-9 12393 df-n0 12588 df-z 12675 df-dec 12796 df-uz 12947 df-seq 14125 df-exp 14185 |
| This theorem is used by: (None) |
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