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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
30718199614363998 ~1989
307183571843101439 ~1991
30720863614417278 ~1989
30721391614427838 ~1989
30722579614451598 ~1989
30722771614455438 ~1989
307231819216954319 ~1992
30723611614472238 ~1989
307237611843425679 ~1991
307237873072378719 ~1991
30723971614479438 ~1989
30724679614493598 ~1989
30725713141338279910 ~1993
30726383614527678 ~1989
30728123614562478 ~1989
307284971843709839 ~1991
307289392458315139 ~1991
30729899614597998 ~1989
30732479614649598 ~1989
307326774302574799 ~1992
30733751614675038 ~1989
30733919614678398 ~1989
307344371844066239 ~1991
30734579614691598 ~1989
30734783614695678 ~1989
Exponent Prime Factor Digits Year
30735011614700238 ~1989
30735623614712478 ~1989
30736571614731438 ~1989
30736703153683515110 ~1993
30737543614750878 ~1989
30738503614770078 ~1989
30738563614771278 ~1989
30739031614780638 ~1989
307391411844348479 ~1991
30739823614796478 ~1989
30741251614825038 ~1989
30741671614833438 ~1989
30741803614836078 ~1989
307419112459352899 ~1991
30742031614840638 ~1989
30742259614845198 ~1989
30742571614851438 ~1989
307426312459410499 ~1991
307430931844585599 ~1991
30743243614864878 ~1989
30743711614874238 ~1989
307439272459514179 ~1991
30744359614887198 ~1989
30744911614898238 ~1989
307459971844759839 ~1991
Exponent Prime Factor Digits Year
30746543614930878 ~1989
30747383614947678 ~1989
30747911614958238 ~1989
30748871614977438 ~1989
30749639614992798 ~1989
30749819614996398 ~1989
30750539615010798 ~1989
307506771845040639 ~1991
307522873075228719 ~1991
307533411845200479 ~1991
307533971845203839 ~1991
30753743615074878 ~1989
30754211615084238 ~1989
30754499615089998 ~1989
307549096766079999 ~1992
30755663615113278 ~1989
30757679615153598 ~1989
307580534921288499 ~1992
30758471615169438 ~1989
30758471129185578310
307594033075940319 ~1991
30759731615194638 ~1989
307598474921575539 ~1992
30759863615197278 ~1989
30760391615207838 ~1989
Exponent Prime Factor Digits Year
30761231615224638 ~1989
30762191615243838 ~1989
30763163615263278 ~1989
307632731845796399 ~1991
30763283615265678 ~1989
307641171845847039 ~1991
30764243615284878 ~1989
30764711615294238 ~1989
307649531845897199 ~1991
30765803615316078 ~1989
30765863615317278 ~1989
307662011845972079 ~1991
307663192461305539 ~1991
30766691615333838 ~1989
30769691615393838 ~1989
307708971846253839 ~1991
307712811846276879 ~1991
30771491615429838 ~1989
307721992461775939 ~1991
30772943941652055910 ~1995
30774923615498478 ~1989
30775523615510478 ~1989
30775631615512638 ~1989
30777119615542398 ~1989
307773913077739119 ~1991
1669
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24-10-27