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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
41593523831870478 ~1991
41594411831888238 ~1991
41594783831895678 ~1991
41594939831898798 ~1991
41595083831901678 ~1991
415952273327618179 ~1992
41595371831907438 ~1991
41595479831909598 ~1991
41595761332766088110 ~1994
41596403831928078 ~1991
41596463831929278 ~1991
41596631831932638 ~1991
415966495823530879 ~1993
41596979831939598 ~1991
41597243831944878 ~1991
41597399831947998 ~1991
41598131831962638 ~1991
41599319831986398 ~1991
41599423266236307310 ~1994
41600771832015438 ~1991
41600879832017598 ~1991
41601071832021438 ~1991
41601083832021678 ~1991
416024093328192739 ~1992
416024416656390579 ~1993
Exponent Prime Factor Digits Year
41603099832061998 ~1991
41603291832065838 ~1991
41603339832066798 ~1991
41603531832070638 ~1991
41603843832076878 ~1991
41604203832084078 ~1991
41604239832084798 ~1991
416043732496262399 ~1992
41605331832106638 ~1991
416053313328426499
41605391832107838 ~1991
41605799832115998 ~1991
41606951832139038 ~1991
41607179832143598 ~1991
41607479832149598 ~1991
41608751832175038 ~1991
41609303832186078 ~1991
41609723832194478 ~1991
41610539832210798 ~1991
41610923832218478 ~1991
41611079832221598 ~1991
416113212496679279 ~1992
41613023832260478 ~1991
41613479832269598 ~1991
41613839832276798 ~1991
Exponent Prime Factor Digits Year
41616143832322878 ~1991
41616359832327198 ~1991
41617739832354798 ~1991
41617883832357678 ~1991
41617991832359838 ~1991
41618123832362478 ~1991
41618183832363678 ~1991
41618243832364878 ~1991
41618411832368238 ~1991
41618459832369198 ~1991
416192932497157599 ~1992
416194972497169839 ~1992
416206372697017277711 ~1997
41621231832424638 ~1991
41622419832448398 ~1991
41622551832451038 ~1991
41622803832456078 ~1991
41622989258062531910 ~1994
41623139832462798 ~1991
416234474162344719 ~1992
41624699832493998 ~1991
41624879832497598 ~1991
416250139157502879 ~1993
41625071832501438 ~1991
41625263832505278 ~1991
Exponent Prime Factor Digits Year
41625719832514398 ~1991
416258212497549279 ~1992
416262372497574239 ~1992
41626499832529998 ~1991
41626751832535038 ~1991
416271074162710719 ~1992
41627291832545838 ~1991
41627783832555678 ~1991
41628011832560238 ~1991
41628803832576078 ~1991
41629151832583038 ~1991
41629811832596238 ~1991
41629979832599598 ~1991
416303772497822639 ~1992
41631731832634638 ~1991
41632043832640878 ~1991
41632463832649278 ~1991
41632859832657198 ~1991
41633099832661998 ~1991
416336536661384499 ~1993
416337972498027839 ~1992
416339873330718979 ~1992
41634143832682878 ~1991
416343372498060239 ~1992
41634431832688638 ~1991
2211
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26-09-27