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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.
Exp. Prime Factor Digits Year
96067132305611139 ~1988
9606979662881551110 ~1992
9607043192140878 ~1986
96072011537152179 ~1988
9607219147951172710 ~1990
9607337768586978 ~1987
9607393576443598 ~1987
9607517576451038 ~1987
9607727768618178 ~1987
9608021768641698 ~1987
9608099192161998 ~1986
9608441576506478 ~1987
9608441768675298
9608461576507678 ~1987
9608713576522798 ~1987
9608843192176878 ~1986
96091071729639279 ~1988
9609451960945118 ~1987
9609533576571998 ~1987
9609577576574638 ~1987
9609851192197038 ~1986
9609959192199198 ~1986
9610529768842338 ~1987
9610541576632478 ~1987
9611297576677838 ~1987
Exp. Prime Factor Digits Year
9611521576691278 ~1987
9611573576694398 ~1987
9611879192237598 ~1986
96118791730138239
9611881576712878 ~1987
96120073268082399 ~1989
9612059768964738 ~1987
9612143192242878 ~1986
9612611192252238 ~1986
96132131538114099 ~1988
9613277769062178 ~1987
9613319192266398 ~1986
9613337576800238 ~1987
9613343192266878 ~1986
9613399961339918 ~1987
9613757576825438 ~1987
9614183192283678 ~1986
9614261576855678 ~1987
9614411192288238 ~1986
9614771192295438 ~1986
9614861769188898 ~1987
9614873115378476110 ~1990
9614879192297598 ~1986
9615157576909438 ~1987
9615323192306478 ~1986
Exp. Prime Factor Digits Year
9615383192307678 ~1986
96153911538462579 ~1988
9615563192311278 ~1986
9615971192319438 ~1986
9616031192320638 ~1986
9616151192323038 ~1986
9616199192323998 ~1986
96166131346325839 ~1988
9616637576998238 ~1987
9616697577001838 ~1987
9616991192339838 ~1986
9617011961701118 ~1987
9617017577021038 ~1987
9617033313515275910 ~1991
9617137577028238 ~1987
9617171192343438 ~1986
9617339192346798 ~1986
9617813577068798 ~1987
9618353577101198 ~1987
9618391961839118 ~1987
9618431769474498 ~1987
9618457577107438 ~1987
9618491192369838 ~1986
9618509769480738 ~1987
96185091346591279
Exp. Prime Factor Digits Year
9618877577132638 ~1987
96189671539034739 ~1988
9619583192391678 ~1986
9619613577176798 ~1987
9619763192395278 ~1986
9619777577186638 ~1987
9620531192410638 ~1986
9620581577234878 ~1987
9620753577245198 ~1987
9620879192417598 ~1986
9620911962091118 ~1987
9621251769700098 ~1987
9621263192425278 ~1986
9621397577283838 ~1987
96214491347002879 ~1988
9621617577297038 ~1987
9621791192435838 ~1986
9621817577309038 ~1987
9621853577311198 ~1987
9622139192442798 ~1986
9622421577345278 ~1987
9622499192449998 ~1986
9622597577355838 ~1987
9622601769808098 ~1987
9623083962308318 ~1987
1012
GIMPS The Prime Pages FactorDb.com
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25-09-07