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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
11847271587624641710 ~1992
118474991184749919 ~1988
11847581947806498 ~1988
11847653710859198 ~1987
11847791236955838 ~1986
11848451236969038 ~1986
11848469947877538 ~1988
11848619236972398 ~1986
11848801710928078 ~1987
11849111236982238 ~1986
11849291236985838 ~1986
118496931658957039 ~1988
11850877711052638 ~1987
11850983237019678 ~1986
11851139237022798 ~1986
11851523237030478 ~1986
11852017711121038 ~1987
11852129948170338 ~1988
118522971659321599 ~1988
11852531237050638 ~1986
11852579237051598 ~1986
11852719448032778310 ~1992
11852759237055198 ~1986
118531332607689279 ~1989
11853323237066478 ~1986
Exponent Prime Factor Digits Year
11853791237075838 ~1986
11854019237080398 ~1986
11854061711243678 ~1987
11854163237083278 ~1986
11854379237087598 ~1986
11854523237090478 ~1986
11854571237091438 ~1986
11854813711288798 ~1987
11854919237098398 ~1986
11855699237113998 ~1986
118561991185619919 ~1988
11856371237127438 ~1986
11856479237129598 ~1986
118567313082750079 ~1989
11856899237137998 ~1986
118573271897172339 ~1988
11857991237159838 ~1986
11858039237160798 ~1986
11858243237164878 ~1986
11858279237165598 ~1986
11858543237170878 ~1986
118587792134580239 ~1989
11858921948713698 ~1988
118591575692395379 ~1990
11859371237187438 ~1986
Exponent Prime Factor Digits Year
11859473967732996910 ~1993
11859791237195838 ~1986
11859833711589998 ~1987
11860031237200638 ~1986
118601711186017119 ~1988
11860223237204478 ~1986
118604834032564239 ~1989
11860703237214078 ~1986
11860777711646638 ~1987
118608118539783939 ~1990
11861303237226078 ~1986
11861351237227038 ~1986
11861411237228238 ~1986
11861701711702078 ~1987
11861711237234238 ~1986
11861819237236398 ~1986
11862029948962338 ~1988
11862083237241678 ~1986
11862241711734478 ~1987
11862563237251278 ~1986
11862857711771438 ~1987
11863021711781278 ~1987
11863031237260638 ~1986
11863499237269998 ~1986
11863613711816798 ~1987
Exponent Prime Factor Digits Year
11863751237275038 ~1986
11864399237287998 ~1986
11864429949154338 ~1988
118647611898361779 ~1988
11864819237296398 ~1986
11864843237296878 ~1986
11865017711901038 ~1987
118657392847777379 ~1989
118657972847791299 ~1989
11866619237332398 ~1986
11866739949339138 ~1988
11867111237342238 ~1986
118676231898819699 ~1988
11868959237379198 ~1986
11869103237382078 ~1986
11869133712147998 ~1987
118696871186968719 ~1988
11869691237393838 ~1986
11869777712186638 ~1987
118697777596657299
118699812611395839 ~1989
11871731237434638 ~1986
11872753712365198 ~1987
11872823237456478 ~1986
11873111237462238 ~1986
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