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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
36972371739447438 ~1990
369727572218365439 ~1991
369730875915693939 ~1992
36973151739463038 ~1990
36973379739467598 ~1990
36973763739475278 ~1990
36974939739498798 ~1990
36975479739509598 ~1990
36976031739520638 ~1990
369768372218610239 ~1991
369768732218612399 ~1991
36977351739547038 ~1990
36977471739549438 ~1990
36977519739550398 ~1990
36978479739569598 ~1990
36978803739576078 ~1990
36979039125728732710 ~1993
369791233697912319 ~1992
36979619739592398 ~1990
36979703739594078 ~1990
36980063739601278 ~1990
36980171739603438 ~1990
36980819739616398 ~1990
36981299739625998 ~1990
36981491739629838 ~1990
Exponent Prime Factor Digits Year
36981551739631038 ~1990
36981779739635598 ~1990
36983123739662478 ~1990
36983711739674238 ~1990
369838033698380319 ~1992
36985631739712638 ~1990
36985919739718398 ~1990
36986123739722478 ~1990
36986171739723438 ~1990
36986459739729198 ~1990
36986723739734478 ~1990
36986843739736878 ~1990
36987491739749838 ~1990
36987959739759198 ~1990
36988043739760878 ~1990
369881113698811119 ~1992
36988463739769278 ~1990
36989279739785598 ~1990
36989483739789678 ~1990
36989591739791838 ~1990
369900433699004319 ~1992
36990059739801198 ~1990
369900895178612479 ~1992
36990119739802398 ~1990
36990743739814878 ~1990
Exponent Prime Factor Digits Year
36990851739817038 ~1990
36991013828598691310 ~1995
36991079739821598 ~1990
36991343739826878 ~1990
369913492959307939 ~1992
36991511739830238 ~1990
36992699739853998 ~1990
36992723739854478 ~1990
36992831739856638 ~1990
369929572959436579 ~1992
36993083739861678 ~1990
369931135179035839 ~1992
36993191739863838 ~1990
36993457258954199110 ~1994
36993791739875838 ~1990
36993953207166136910 ~1994
36994019118380860910 ~1993
36994103739882078 ~1990
369943672959549379 ~1992
36995279739905598 ~1990
36995639739912798 ~1990
369957972219747839 ~1991
36996023739920478 ~1990
36996611739932238 ~1990
36997139739942798 ~1990
Exponent Prime Factor Digits Year
369973972219843839 ~1991
36997451739949038 ~1990
36997679739953598 ~1990
36998771739975438 ~1990
36998999739979998 ~1990
36999311739986238 ~1990
36999503739990078 ~1990
36999731739994638 ~1990
36999899739997998 ~1990
370002892960023139 ~1992
37000811740016238 ~1990
37001819740036398 ~1990
37003451740069038 ~1990
37003643740072878 ~1990
37003691740073838 ~1990
370043233700432319 ~1992
37004351740087038 ~1990
37004459740089198 ~1990
370054575920873139 ~1992
37006019740120398 ~1990
37006223740124478 ~1990
37006631740132638 ~1990
37007039740140798 ~1990
37007123740142478 ~1990
370072132220432799 ~1991
2012
GIMPS The Prime Pages FactorDb.com
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5.366.787 digits 		e-mail
26-02-08