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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
45819899916397998 ~1991
45820871916417438 ~1991
45821183916423678 ~1991
45821351916427038 ~1991
45821591916431838 ~1991
45821623109971895310 ~1993
458255513666044099 ~1992
45825623916512478 ~1991
45826369109983285710 ~1993
45827147219970305710 ~1994
45827651916553038 ~1991
45828179916563598 ~1991
45830111916602238 ~1991
45830423916608478 ~1991
45830951916619038 ~1991
45831119916622398 ~1991
458313473666507779 ~1992
45833939916678798 ~1991
45835259916705198 ~1991
45836111916722238 ~1991
458379437334070899 ~1993
458391772750350639 ~1992
45839603916792078 ~1991
45842651916853038 ~1991
45843491916869838 ~1991
Exponent Prime Factor Digits Year
458438172750629039 ~1992
45843839916876798 ~1991
45844619916892398 ~1991
458449193667593539 ~1992
45845759916915198 ~1991
45845771916915438 ~1991
458464073667712579 ~1992
45846683916933678 ~1991
45846719916934398 ~1991
45846863916937278 ~1991
45847559916951198 ~1991
458485817335772979 ~1993
45849383916987678 ~1991
45849539916990798 ~1991
45850559917011198 ~1991
458516332751097999 ~1992
45851783917035678 ~1991
45852113247601410310 ~1994
45852743917054878 ~1991
45853637220097457710 ~1994
45854411917088238 ~1991
458550593668404739 ~1992
45856763917135278 ~1991
45857159917143198 ~1991
45858311917166238 ~1991
Exponent Prime Factor Digits Year
45860351917207038 ~1991
45861311917226238 ~1991
45861479917229598 ~1991
45861743917234878 ~1991
45862139917242798 ~1991
458636412751818479 ~1992
458656372751938239 ~1992
45866543917330878 ~1991
45866699917333998 ~1991
45866963917339278 ~1991
458672474586724719 ~1993
458676773669414179 ~1992
458693093669544739 ~1992
45870983917419678 ~1991
45871571917431438 ~1991
458720172752321039 ~1992
458740012752440079 ~1992
45874463917489278 ~1991
458763794587637919 ~1993
45880223917604478 ~1991
458806913670455299 ~1992
45882229100940903910 ~1993
458827913670623299 ~1992
458833812753002879 ~1992
45883511917670238 ~1991
Exponent Prime Factor Digits Year
45883583917671678 ~1991
45884099917681998 ~1991
45884159917683198 ~1991
458843393670747139 ~1992
458843412753060479 ~1992
458856593670852739 ~1992
45886103917722078 ~1991
45886283917725678 ~1991
45886343917726878 ~1991
458871674588716719 ~1993
458917376424843199 ~1993
45892019917840398 ~1991
45894839917896798 ~1991
45894859293727097710 ~1995
45896579917931598 ~1991
458978273671826179 ~1992
45897959917959198 ~1991
45898103917962078 ~1991
45898511917970238 ~1991
45898571917971438 ~1991
459003532754021199 ~1992
45900653257043656910 ~1994
45900983918019678 ~1991
459032513672260099 ~1992
45903479918069598 ~1991
2093
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25-10-20