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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
2876948995753897999 ~1997
287701901172621140710 ~1998
287705813172623487910 ~1998
2877191635754383279 ~1997
2877232315754464639 ~1997
287725381460360609710 ~1999
2877271315754542639 ~1997
287728561633002834310 ~2000
2877298315754596639 ~1997
2877320515754641039 ~1997
2877380515754761039 ~1997
2877679795755359599 ~1997
287778433172667059910 ~1998
2877957595755915199 ~1997
287797399287797399110 ~1999
2878002115756004239 ~1997
287802041863406123110 ~2000
287803787230243029710 ~1999
2878080235756160479 ~1997
2878217395756434799 ~1997
2878309795756619599 ~1997
2878367395756734799 ~1997
2878374715756749439 ~1997
287839241230271392910 ~1999
287843519230274815310 ~1999
Exponent Prime Factor Digits Year
2878450915756901839 ~1997
287851241863553723110 ~2000
2878620235757240479 ~1997
2878661091554476988711 ~2001
287872499230297999310 ~1999
2878777435757554879 ~1997
287891969230313575310 ~1999
2879073115758146239 ~1997
2879102635758205279 ~1997
2879115115758230239 ~1997
2879321035758642079 ~1997
2879322595758645199 ~1997
2879323031151729212111 ~2000
287936767287936767110 ~1999
2879391115758782239 ~1997
287947769863843307110 ~2000
287952493172771495910 ~1998
2879540035759080079 ~1997
287954081172772448710 ~1998
2879562715759125439 ~1997
2879645635759291279 ~1997
287969537403157351910 ~1999
2879703235759406479 ~1997
2879768035759536079 ~1997
2879797435759594879 ~1997
Exponent Prime Factor Digits Year
2879837635759675279 ~1997
2879867635759735279 ~1997
2879868715759737439 ~1997
2880015595760031199 ~1997
288004181230403344910 ~1999
288011567230409253710 ~1999
2880122995760245999 ~1997
2880163315760326639 ~1997
2880165235760330479 ~1997
2880221395760442799 ~1997
288023221172813932710 ~1998
2880385331152154132111 ~2000
2880429012016300307111 ~2001
2880474531613065736911 ~2001
2880476635760953279 ~1997
288048791230439032910 ~1999
288051299230441039310 ~1999
288053291230442632910 ~1999
2880543595761087199 ~1997
288056801172834080710 ~1998
288074047460918475310 ~1999
2880758995761517999 ~1997
2880798671670863228711 ~2001
2880824395761648799 ~1997
2880839035761678079 ~1997
Exponent Prime Factor Digits Year
2880855595761711199 ~1997
2880903715761807439 ~1997
2880950515761901039 ~1997
2880959635761919279 ~1997
2881009315762018639 ~1997
2881046831901490907911 ~2001
2881057315762114639 ~1997
2881171435762342879 ~1997
2881178995762357999 ~1997
2881181395762362799 ~1997
2881376395762752799 ~1997
2881387315762774639 ~1997
2881446835762893679 ~1997
2881460635762921279 ~1997
288148061172888836710 ~1998
2881505635763011279 ~1997
2881615795763231599 ~1997
2881653235763306479 ~1997
288169603288169603110 ~1999
2881855435763710879 ~1997
288195641172917384710 ~1998
288198917172919350310 ~1998
2882135395764270799 ~1997
288221113172932667910 ~1998
288224719979964044710 ~2000
2946
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25-05-04