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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.
Exp. Prime Factor Digits Year
7501031150020638 ~1985
7501211150024238 ~1985
75013391350241039 ~1987
7501801450108078 ~1986
7501859150037198 ~1985
7501961600156898 ~1986
7501993450119598 ~1986
7502003150040078 ~1985
7502171600173698 ~1986
7502177450130638 ~1986
7502189600175138 ~1986
75021891050306479
7502413450144798 ~1986
7502639150052798 ~1985
7502711150054238 ~1985
7502717450163038 ~1986
75028193601353139 ~1988
7502863750286318 ~1986
75031091650683999 ~1987
7503577450214638 ~1986
7503701450222078 ~1986
7503757450225438 ~1986
7503959150079198 ~1985
7503971150079438 ~1985
75040999004918819 ~1989
Exp. Prime Factor Digits Year
7504163150083278 ~1985
7504339750433918 ~1986
7504481450268878 ~1986
7504643150092878 ~1985
7504751150095038 ~1985
7504781600382498 ~1986
7504979150099598 ~1985
7505051150101038 ~1985
7505077450304638 ~1986
7505243199639463910 ~1990
75056111200897779 ~1987
7505639150112798 ~1985
7505669600453538 ~1986
75056771200908339 ~1987
7506011600480898 ~1986
7506071150121438 ~1985
7506089600487138 ~1986
7506137600490978 ~1986
7506143150122878 ~1985
7506203150124078 ~1985
750639717090564689712 ~1995
7506419150128398 ~1985
7506581450394878 ~1986
75066371201061939 ~1987
7506757450405438 ~1986
Exp. Prime Factor Digits Year
7506923150138478 ~1985
75070211201123379 ~1987
7507163150143278 ~1985
7507271150145438 ~1985
7507933450475998 ~1986
7508057600644578 ~1986
7508161450489678 ~1986
7508183150163678 ~1985
7508377450502638 ~1986
75086711201387379 ~1987
7508981450538878 ~1986
7508981600718498
75090771051270799 ~1987
7509179150183598 ~1985
75091793604405939
7509251150185038 ~1985
7509301450558078 ~1986
7509317450559038 ~1986
7509611150192238 ~1985
75097131051359839 ~1987
75097871201565939 ~1987
7509851150197038 ~1985
7510201450612078 ~1986
7510253450615198 ~1986
7510487600838978 ~1986
Exp. Prime Factor Digits Year
7510579751057918 ~1986
7510619150212398 ~1985
75106871201709939 ~1987
7510859150217198 ~1985
7511033450661998 ~1986
7511039150220798 ~1985
7511039600883138
7511123150222478 ~1985
7511183150223678 ~1985
7511267600901378 ~1986
7511291150225838 ~1985
7511419751141918 ~1986
7511461450687678 ~1986
7511891150237838 ~1985
7512311150246238 ~1985
7512403751240318 ~1986
7512781450766878 ~1986
75128591352314639 ~1987
7512863150257278 ~1985
7513063751306318 ~1986
7513139150262798 ~1985
7513223150264478 ~1985
7513321450799278 ~1986
7513357450801438 ~1986
7513391150267838 ~1985
885
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25-11-02