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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
129267291034138339 ~1988
129274011034192099 ~1988
129274371034194979 ~1988
12927503258550078 ~1987
12927671258553438 ~1987
12927983258559678 ~1987
12928439258568798 ~1987
12928613775716798 ~1988
12928631258572638 ~1987
12928897775733838 ~1988
12929051258581038 ~1987
12929303258586078 ~1987
12929941775796478 ~1988
12929951258599038 ~1987
12930119258602398 ~1987
12930299258605998 ~1987
12930419258608398 ~1987
12930479258609598 ~1987
129304791034438339
129307872327541679 ~1989
12931091258621838 ~1987
12931199258623998 ~1987
12931601775896078 ~1988
12931631258632638 ~1987
12931739258634798 ~1987
Exponent Prime Factor Digits Year
12932453775947198 ~1988
12932687219855679110 ~1991
129327072069233139 ~1989
129328671034629379 ~1988
12932879258657598 ~1987
129332691810657679 ~1989
12933443258668878 ~1987
129335231293352319 ~1988
129335934138749779 ~1989
12933611258672238 ~1987
12934301776058078 ~1988
129346139312921379 ~1990
129346271293462719 ~1988
12934723175912232910 ~1991
129352911034823299 ~1988
12935491116419419110 ~1991
12935519258710398 ~1987
129356214915535999 ~1990
12935771258715438 ~1987
129358071034864579 ~1988
12935999258719998 ~1987
12936023258720478 ~1987
12936173776170398 ~1988
12936659258733198 ~1987
12937019258740398 ~1987
Exponent Prime Factor Digits Year
12937601776256078 ~1988
12937723168190399110 ~1991
12938231258764638 ~1987
12938741776324478 ~1988
12938879258777598 ~1987
129389231293892319 ~1988
12939061776343678 ~1988
12939203258784078 ~1987
12939637776378238 ~1988
12939683258793678 ~1987
12939851258797038 ~1987
129400014917200399 ~1990
12940079258801598 ~1987
12940223258804478 ~1987
12940523258810478 ~1987
12941101776466078 ~1988
129415611035324899 ~1988
12941639258832798 ~1987
12941843258836878 ~1987
129419091035352739 ~1988
12941963258839278 ~1987
129420671294206719 ~1988
12942179258843598 ~1987
12942791258855838 ~1987
12942983258859678 ~1987
Exponent Prime Factor Digits Year
12943223258864478 ~1987
12943507178620396710 ~1991
129435312070964979 ~1989
12943751258875038 ~1987
12943873776632398 ~1988
129439611035516899 ~1988
12944159258883198 ~1987
12944231258884638 ~1987
12944717776683038 ~1988
129453911294539119 ~1988
129456771035654179 ~1988
12945841776750478 ~1988
12946019258920398 ~1987
129461333107071939 ~1989
12946319258926398 ~1987
12946777776806638 ~1988
12946883258937678 ~1987
12946931258938638 ~1987
12946991258939838 ~1987
129470691035765539 ~1988
129470711294707119 ~1988
129473511035788099 ~1988
12947381776842878 ~1988
12947411258948238 ~1987
12947639258952798 ~1987
1181
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25-09-07