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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
402806237322244989710 ~2000
402814007322251205710 ~2000
4028154711047320224711 ~2001
4028365798056731599 ~1998
402837251322269800910 ~2000
4028378638056757279 ~1998
4028481118056962239 ~1998
4028613118057226239 ~1998
4028671318057342639 ~1998
4028694718057389439 ~1998
402885817241731490310 ~1999
4028929918057859839 ~1998
402896009322316807310 ~2000
4029072238058144479 ~1998
402920173241752103910 ~1999
4029452398058904799 ~1998
402973847967137232910 ~2001
4029829918059659839 ~1998
4029932638059865279 ~1998
4029963718059927439 ~1998
4029990118059980239 ~1998
4030035118060070239 ~1998
4030190638060381279 ~1998
4030424998060849999 ~1998
4030498918060997839 ~1998
Exponent Prime Factor Digits Year
403068689564296164710 ~2000
4030812238061624479 ~1998
403081741241849044710 ~1999
403090733241854439910 ~1999
4030925518061851039 ~1998
4030965598061931199 ~1998
403101163403101163110 ~2000
403117877967482904910 ~2001
403122001241873200710 ~1999
403127177241876306310 ~1999
4031278918062557839 ~1998
4031476313870217257711 ~2002
403147907967554976910 ~2001
4031575198063150399 ~1998
4031679238063358479 ~1998
4031847118063694239 ~1998
4031859838063719679 ~1998
4031884918063769839 ~1998
4031928718063857439 ~1998
4031931838063863679 ~1998
4031981518063963039 ~1998
4032014398064028799 ~1998
4032128638064257279 ~1998
4032206518064413039 ~1998
4032345238064690479 ~1998
Exponent Prime Factor Digits Year
4032378118064756239 ~1998
4032452638064905279 ~1998
4032467038064934079 ~1998
4032566998065133999 ~1998
4032579718065159439 ~1998
403259453241955671910 ~1999
4032596398065192799 ~1998
4032633238065266479 ~1998
4032722518065445039 ~1998
403287737241972642310 ~1999
4032927838065855679 ~1998
4033039318066078639 ~1998
4033075438066150879 ~1998
4033156918066313839 ~1998
403321363403321363110 ~2000
4033252918066505839 ~1998
4033267798066535599 ~1998
40332993111373904054312 ~2003
4033391998066783999 ~1998
403352597242011558310 ~1999
4033730518067461039 ~1998
403377869564729016710 ~2000
403380533242028319910 ~1999
4033818838067637679 ~1998
4033905238067810479 ~1998
Exponent Prime Factor Digits Year
4033909798067819599 ~1998
4034215198068430399 ~1998
4034220118068440239 ~1998
4034256118068512239 ~1998
4034337134518457585711 ~2002
4034339398068678799 ~1998
4034384638068769279 ~1998
4034392198068784399 ~1998
403453321242071992710 ~1999
403465991322772792910 ~2000
403468843403468843110 ~2000
4034896318069792639 ~1998
4034936638069873279 ~1998
4034986438069972879 ~1998
4035145918070291839 ~1998
403530161242118096710 ~1999
4035308998070617999 ~1998
4035337198070674399 ~1998
4035386518070773039 ~1998
403554787403554787110 ~2000
4035621118071242239 ~1998
4035764038071528079 ~1998
403601339322881071310 ~2000
4036090918072181839 ~1998
403610567726499020710 ~2001
3181
GIMPS The Prime Pages FactorDb.com
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25-07-20