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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
44533199890663998 ~1991
445340594453405919 ~1992
44534219890684398 ~1991
44534723890694478 ~1991
445348517125576179 ~1993
44535311890706238 ~1991
445359194453591919 ~1992
445363332672179999 ~1992
44537231890744638 ~1991
44537351890747038 ~1991
445384012672304079 ~1992
44538743890774878 ~1991
445395113563160899 ~1992
44539763890795278 ~1991
44539811890796238 ~1991
445398776235582799 ~1993
44540519890810398 ~1991
44540543890810878 ~1991
445410612672463679 ~1992
44541551890831038 ~1991
445428317126852979 ~1993
44543423890868478 ~1991
44544443890888878 ~1991
445447634454476319 ~1992
44544959890899198 ~1991
Exponent Prime Factor Digits Year
44545199890903998 ~1991
44545271890905438 ~1991
44545283890905678 ~1991
445457899800073599 ~1993
44545883890917678 ~1991
44546471890929438 ~1991
44547383890947678 ~1991
44548319890966398 ~1991
44548583890971678 ~1991
445486812672920879 ~1992
44549399890987998 ~1991
44550431891008638 ~1991
445506372673038239 ~1992
44551499891029998 ~1991
445531637128506099 ~1993
44553419891068398 ~1991
44553563891071278 ~1991
445536293564290339 ~1992
44554091891081838 ~1991
44555051891101038 ~1991
44555279891105598 ~1991
44555449106933077710 ~1993
44555639891112798 ~1991
44555999891119998 ~1991
44556821169315919910 ~1994
Exponent Prime Factor Digits Year
44556839891136798 ~1991
44558159891163198 ~1991
44558483891169678 ~1991
445589474455894719 ~1992
44560031891200638 ~1991
44560739891214798 ~1991
44560937133682811110 ~1994
44560991891219838 ~1991
44562071891241438 ~1991
44563283891265678 ~1991
445643693565149539 ~1992
44565791891315838 ~1991
44566811891336238 ~1991
44567879891357598 ~1991
44568899891377998 ~1991
44568907606137135310 ~1995
445697093565576739 ~1992
445706932674241599 ~1992
44571119891422398 ~1991
44571731891434638 ~1991
44574923891498478 ~1991
445753812674522879 ~1992
44575571891511438 ~1991
44575991891519838 ~1991
44576243891524878 ~1991
Exponent Prime Factor Digits Year
445764914457649119 ~1992
44577983891559678 ~1991
44578211891564238 ~1991
44578223891564478 ~1991
44578679891573598 ~1991
44579963891599278 ~1991
44580143891602878 ~1991
44581139891622798 ~1991
445815532674893199 ~1992
44582339891646798 ~1991
44582591891651838 ~1991
445825972674955839 ~1992
44582719187247419910 ~1994
44583551891671038 ~1991
445835772675014639 ~1992
44585171891703438 ~1991
44586491891729838 ~1991
44586539891730798 ~1991
44586589133759767110 ~1994
44587027151595891910 ~1994
44587943891758878 ~1991
445886837134189299 ~1993
44589431891788638 ~1991
445900372675402239 ~1992
445907096242699279 ~1993
2217
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26-07-05