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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.
Exponent Prime Factor Digits Year
10165037813202978 ~1987
10165217609913038 ~1987
10165271203305438 ~1986
10165273609916398 ~1987
10165853609951198 ~1987
10165871203317438 ~1986
10166141609968478 ~1987
101661732236558079 ~1988
10166291203325838 ~1986
10166363203327278 ~1986
10166413609984798 ~1987
10167167813373378 ~1987
10167191203343838 ~1986
10167373610042398 ~1987
10167431203348638 ~1986
10167743203354878 ~1986
10167779203355598 ~1986
10167953610077198 ~1987
10168043203360878 ~1986
10168199203363998 ~1986
10168271203365438 ~1986
10168297610097838 ~1987
10168637610118238 ~1987
101686631016866319 ~1987
101688891423644479 ~1988
Exponent Prime Factor Digits Year
10168979203379598 ~1986
101692731423698239 ~1988
10169897610193838 ~1987
10169903203398078 ~1986
10170053610203198 ~1987
10170203203404078 ~1986
10170551203411038 ~1986
10170593610235598 ~1987
10171019203420398 ~1986
101711111017111119 ~1987
10171297610277838 ~1987
10171391203427838 ~1986
10171853610311198 ~1987
10171883203437678 ~1986
101720171627522739 ~1988
10172161610329678 ~1987
10172399203447998 ~1986
10172483203449678 ~1986
10172497610349838 ~1987
101727171424180399 ~1988
10172759203455198 ~1986
101728011943004991111 ~1993
10172843203456878 ~1986
10173203203464078 ~1986
10173491203469838 ~1986
Exponent Prime Factor Digits Year
10173551813884098 ~1987
101737271017372719 ~1987
10174037610442238 ~1987
101740792441778979 ~1988
101742472441819299 ~1988
101742771424398799 ~1988
10174433610465998 ~1987
101745371627925939 ~1988
10174799203495998 ~1986
101748111831465999 ~1988
10174817610489038 ~1987
10174919203498398 ~1986
10174981610498878 ~1987
10174991203499838 ~1986
10175183203503678 ~1986
10175189814015138 ~1987
101751891424526479
101752391831543039 ~1988
101755793256185299 ~1989
10175861610551678 ~1987
10176059203521198 ~1986
10176121610567278 ~1987
10176653610599198 ~1987
10176791203535838 ~1986
10176917610615038 ~1987
Exponent Prime Factor Digits Year
10177031203540638 ~1986
10177093610625598 ~1987
10177361610641678 ~1987
10177379203547598 ~1986
10177397610643838 ~1987
10177613610656798 ~1987
10178111203562238 ~1986
10178657610719438 ~1987
10178717610723038 ~1987
10178933610735998 ~1987
10179161610749678 ~1987
101792871832271679 ~1988
10179557814364578 ~1987
101796794071871619 ~1989
10179781610786878 ~1987
10179803203596078 ~1986
101798575497122799 ~1989
10179901610794078 ~1987
101801292239628399 ~1988
10180451203609038 ~1986
10180601814448098 ~1987
10180673610840398 ~1987
10181057610863438 ~1987
10181159814492738 ~1987
10181399814511938 ~1987
1034
GIMPS The Prime Pages FactorDb.com
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25-07-08