Home e-mail
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
463511812781070879 ~1992
46351499927029998 ~1991
46351559927031198 ~1991
46351631927032638 ~1991
46351703927034078 ~1991
46353239927064798 ~1991
46353683927073678 ~1991
46354823927096478 ~1991
46354991927099838 ~1991
463550118343901999 ~1993
46355423927108478 ~1991
463555372781332239 ~1992
463582673708661379 ~1992
46359083927181678 ~1991
463593314635933119 ~1993
46363463927269278 ~1991
463635176490892399 ~1993
46363679927273598 ~1991
46363703927274078 ~1991
46364183927283678 ~1991
46364723927294478 ~1991
463648937418382899 ~1993
46366139927322798 ~1991
46367063927341278 ~1991
46367159927343198 ~1991
Exponent Prime Factor Digits Year
463671732782030399 ~1992
46368611927372238 ~1991
46370711927414238 ~1991
463712093709696739 ~1992
46371431927428638 ~1991
46374323927486478 ~1991
46374539927490798 ~1991
46374743927494878 ~1991
463750812782504879 ~1992
46375151927503038 ~1991
463773893710191139 ~1992
463774212782645279 ~1992
46378151927563038 ~1991
46378253111307807310 ~1993
46380011927600238 ~1991
46381931927638638 ~1991
463820813710566499 ~1992
46382377111317704910 ~1993
463823813710590499 ~1992
46382471927649438 ~1991
46383011148425635310 ~1994
463856096493985279 ~1993
46385723927714478 ~1991
46387403927748078 ~1991
463877993711023939 ~1992
Exponent Prime Factor Digits Year
463890113711120899 ~1992
46389599927791998 ~1991
46391003927820078 ~1991
46391183927823678 ~1991
46391201695868015110 ~1995
463914612783487679 ~1992
46391803556701636110 ~1995
463926372783558239 ~1992
46393103927862078 ~1991
463935132783610799 ~1992
46394063927881278 ~1991
46394723927894478 ~1991
46395263927905278 ~1991
46395383927907678 ~1991
463958837423341299 ~1993
46395971927919438 ~1991
46396019927920398 ~1991
46397231927944638 ~1991
463973393711787139 ~1992
46400723928014478 ~1991
46403243928064878 ~1991
46405319928106398 ~1991
464061612784369679 ~1992
46407299928145998 ~1991
46407503928150078 ~1991
Exponent Prime Factor Digits Year
464077373712618979 ~1992
464085593712684739 ~1992
464088372784530239 ~1992
46410971928219438 ~1991
46412111928242238 ~1991
46412939928258798 ~1991
46416263928325278 ~1991
46416299928325998 ~1991
464166532784999199 ~1992
46416803928336078 ~1991
464177474641774719 ~1993
464177532785065199 ~1992
46418591928371838 ~1991
46419179928383598 ~1991
464192093713536739 ~1992
464198837427181299 ~1993
46421423928428478 ~1991
46421561139264683110 ~1994
46422251928445038 ~1991
46422839928456798 ~1991
46425479928509598 ~1991
46427291928545838 ~1991
464291278357242879 ~1993
46429403928588078 ~1991
46429763928595278 ~1991
1991
GIMPS The Prime Pages FactorDb.com
Home
4.724.182 digits 		e-mail
25-04-13