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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
4900610171980122034310 ~2007
49006434718821158247911 ~2009
49009700772940582046311 ~2008
49012386772940743206311 ~2008
4901337851980267570310 ~2007
49013638973921091117711 ~2008
4901411279980282255910 ~2007
49015175812940910548711 ~2008
49017965273921437221711 ~2008
4902043859980408771910 ~2007
4902410783980482156710 ~2007
4902534911980506982310 ~2007
4902541463980508292710 ~2007
49028785812941727148711 ~2008
4902896879980579375910 ~2007
4902938231980587646310 ~2007
490294165310786471636712 ~2009
4903179191980635838310 ~2007
49032165972941929958311 ~2008
490328869714709866091112 ~2010
490331593127458569213712 ~2010
49034066572942043994311 ~2008
4903564931980712986310 ~2007
4903807283980761456710 ~2007
49041559613923324768911 ~2008
Exponent Prime Factor Digits Year
49044393776866215127911 ~2009
4904804603980960920710 ~2007
4904985131980997026310 ~2007
49050461412943027684711 ~2008
4905192023981038404710 ~2007
4905219551981043910310 ~2007
4905290171981058034310 ~2007
49053585612943215136711 ~2008
4905461279981092255910 ~2007
4905482831981096566310 ~2007
4905595451981119090310 ~2007
49057443176868042043911 ~2009
490586325726491661587912 ~2010
4905986339981197267910 ~2007
4906118291981223658310 ~2007
4906307099981261419910 ~2007
49063221077850115371311 ~2009
4906604711981320942310 ~2007
4906734023981346804710 ~2007
4906973339981394667910 ~2007
4907187443981437488710 ~2007
4907435783981487156710 ~2007
49075144817852023169711 ~2009
4907791331981558266310 ~2007
4907995223981599044710 ~2007
Exponent Prime Factor Digits Year
4908073139981614627910 ~2007
4908141443981628288710 ~2007
4908336683981667336710 ~2007
4908484811981696962310 ~2007
4908641219981728243910 ~2007
4908669803981733960710 ~2007
4908823043981764608710 ~2007
490895116711781482800912 ~2009
4908951923981790384710 ~2007
4908984011981796802310 ~2007
49091304172945478250311 ~2008
4909400543981880108710 ~2007
4909430423981886084710 ~2007
4909435211981887042310 ~2007
4909546643981909328710 ~2007
49096418093927713447311 ~2008
4909997639981999527910 ~2007
49101632873928130629711 ~2008
4910349371982069874310 ~2007
49105784834910578483111 ~2008
49108945372946536722311 ~2008
49111434532946686071911 ~2008
49113299332946797959911 ~2008
491139196712769619114312 ~2009
49115291932946917515911 ~2008
Exponent Prime Factor Digits Year
491179246127506037781712 ~2010
4911872351982374470310 ~2007
4911899543982379908710 ~2007
4911972119982394423910 ~2007
4912175291982435058310 ~2007
4912281443982456288710 ~2007
4912502999982500599910 ~2007
4912507763982501552710 ~2007
4912922351982584470310 ~2007
4913137199982627439910 ~2007
4913147159982629431910 ~2007
4913344043982668808710 ~2007
491338759920636227915912 ~2010
4913709959982741991910 ~2007
4913714483982742896710 ~2007
4913740739982748147910 ~2007
49137537532948252251911 ~2008
4913937923982787584710 ~2007
4914012599982802519910 ~2007
4914180983982836196710 ~2007
49148043172948882590311 ~2008
4914997751982999550310 ~2007
4915045451983009090310 ~2007
4915155743983031148710 ~2007
4915199123983039824710 ~2007
4252
GIMPS The Prime Pages FactorDb.com
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25-09-07