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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
230166111841328899 ~1990
23016743460334878 ~1989
23017223460344478 ~1989
230174832301748319 ~1990
23017751460355038 ~1989
23017919460358398 ~1989
23017931460358638 ~1989
230181371381088239 ~1990
23018819460376398 ~1989
23019299460385998 ~1989
230194131381164799 ~1990
230194133222717839
23020883460417678 ~1989
230209394143769039 ~1991
230211773222964799 ~1991
23021291460425838 ~1989
230214411381286479 ~1990
23021639460432798 ~1989
23021759460435198 ~1989
230217771841742179 ~1990
23021783460435678 ~1989
230220194143963439 ~1991
230220611381323679 ~1990
23022383460447678 ~1989
230225515985863279 ~1991
Exponent Prime Factor Digits Year
23022731460454638 ~1989
23023271460465438 ~1989
23023439460468798 ~1989
23023691460473838 ~1989
23023739460474798 ~1989
23023811460476238 ~1989
23024063460481278 ~1989
230241192302411919 ~1990
23024159460483198 ~1989
23024951460499038 ~1989
230255511842044099 ~1990
23025659460513198 ~1989
23025791460515838 ~1989
23026163460523278 ~1989
23026259460525198 ~1989
23026403460528078 ~1989
23026571460531438 ~1989
23026799460535998 ~1989
230270035526480739 ~1991
23027159460543198 ~1989
230272731381636399 ~1990
23027351460547038 ~1989
230276592302765919 ~1990
23027663460553278 ~1989
23028311460566238 ~1989
Exponent Prime Factor Digits Year
23028683460573678 ~1989
230292971381757839 ~1990
23029511460590238 ~1989
230300112303001119 ~1990
230308731381852399 ~1990
23031779460635598 ~1989
230317933685086899 ~1991
23032991460659838 ~1989
230330775527938499 ~1991
230331594145968639 ~1991
23033711460674238 ~1989
23033723460674478 ~1989
230338733224742239 ~1991
23034359460687198 ~1989
23034491460689838 ~1989
23034551460691038 ~1989
23035451460709038 ~1989
230355013685680179 ~1991
23035763460715278 ~1989
23035823460716478 ~1989
23036171460723438 ~1989
230363573225089999 ~1991
23038439460768798 ~1989
23038871460777438 ~1989
230391171843129379 ~1990
Exponent Prime Factor Digits Year
23039183460783678 ~1989
230393712303937119 ~1990
23039459460789198 ~1989
230395872303958719 ~1990
23039771460795438 ~1989
23039843460796878 ~1989
230405411382432479 ~1990
23040623460812478 ~1989
23040683460813678 ~1989
23040971460819438 ~1989
23041223460824478 ~1989
23041439460828798 ~1989
23041643460832878 ~1989
230418313686692979 ~1991
23042111460842238 ~1989
230421411382528479 ~1990
23042303460846078 ~1989
23042819460856398 ~1989
23042891460857838 ~1989
230430371382582239 ~1990
23044331460886638 ~1989
23045051460901038 ~1989
230454373687269939 ~1991
230456691843653539 ~1990
230457171382743039 ~1990
1597
GIMPS The Prime Pages FactorDb.com
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26-02-08