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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
4056517243391038 ~1984
4056601243396078 ~1984
4056641324531298 ~1984
4056737243404238 ~1984
405674381134877 ~1983
4056847405684718 ~1984
405701981140397 ~1983
4057021243421278 ~1984
4057091324567298 ~1984
405710381142077 ~1983
405713981142797 ~1983
4057297243437838 ~1984
405737981147597 ~1983
4057513649202098 ~1985
4057553568057438 ~1985
4057813649250098 ~1985
4057829568096078 ~1985
40578531298512979 ~1986
405806381161277 ~1983
4058101649296178 ~1985
4058317649330738 ~1985
4058333243499998 ~1984
405839981167997 ~1983
405842381168477 ~1983
4058473243508398 ~1984
Exp. Prime Factor Digits Year
4058477324678178 ~1984
4058519324681538 ~1984
405889181177837 ~1983
4058969324717538 ~1984
405911981182397 ~1983
4059361649497778 ~1985
4059371324749698 ~1984
4059439730699038 ~1985
40594433247554419 ~1987
405968381193677 ~1983
4059953243597198 ~1984
406001981200397 ~1983
4060207730837278 ~1985
4060337974480898 ~1985
406037981207597 ~1983
406040381208077 ~1983
4060487730887678 ~1985
406069181213837 ~1983
4060747649719538 ~1985
4060967324877378 ~1984
4061081243664878 ~1984
4061177324894178 ~1984
4061461893521438 ~1985
40614892924272099 ~1986
4061621243697278 ~1984
Exp. Prime Factor Digits Year
406166381233277 ~1983
4061669324933538 ~1984
4061803406180318 ~1984
4061921324953698 ~1984
4061923406192318 ~1984
4062077243724638 ~1984
406208381241677 ~1983
40621271381123199 ~1986
4062161243729678 ~1984
4062221324977698 ~1984
406225181245037 ~1983
406241981248397 ~1983
406243181248637 ~1983
40624311056232079
406249181249837 ~1983
4062533243751998 ~1984
4062547731258478 ~1985
4062551325004098 ~1984
40626311706305039 ~1986
406265981253197 ~1983
406267181253437 ~1983
4062673243760398 ~1984
4062701243762078 ~1984
406279181255837 ~1983
406291181258237 ~1983
Exp. Prime Factor Digits Year
4063127325050178 ~1984
4063181243790878 ~1984
406321181264237 ~1983
4063273243796398 ~1984
4063487731427678 ~1985
4063517243811038 ~1984
4063601243816078 ~1984
4063603406360318 ~1984
4063781325102498 ~1984
4063793568931038 ~1985
406385981277197 ~1983
4063859325108738
4063877243832638 ~1984
40639095852028979 ~1987
406393181278637 ~1983
4064023650243698 ~1985
4064237243854238 ~1984
4064299406429918 ~1984
4064311731575998 ~1985
4064407650305138 ~1985
4064477325158178 ~1984
4064477569026798
406451981290397 ~1983
4064519325161538
4064681325174498 ~1984
629
GIMPS The Prime Pages FactorDb.com
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26-07-19