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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
15954671319093438 ~1987
15955139319102798 ~1987
15955151319103038 ~1987
15955319319106398 ~1987
15955619319112398 ~1987
15955631319112638 ~1987
15956141957368478 ~1988
15956159319123198 ~1987
15956639319132798 ~1987
15956663319133278 ~1987
15957041957422478 ~1988
15957059319141198 ~1987
15957251319145038 ~1987
15957517957451038 ~1988
15957731319154638 ~1987
15958139319162798 ~1987
159584633830031139 ~1990
15958643319172878 ~1987
15958861957531678 ~1988
159590111595901119 ~1989
159593033830232739 ~1990
15959351319187038 ~1987
15959759319195198 ~1987
15960083319201678 ~1987
15960313957618798 ~1988
Exponent Prime Factor Digits Year
15960359319207198 ~1987
159603891276831139 ~1989
15960419319208398 ~1987
159605571276844579 ~1989
15960661264946972710 ~1992
15960677957640638 ~1988
15961031319220638 ~1987
159614416384576419 ~1990
15961619319232398 ~1987
15961703319234078 ~1987
15961859319237198 ~1987
15961873957712398 ~1988
15962057957723438 ~1988
15962363319247278 ~1987
15962423319248478 ~1987
15962879319257598 ~1987
159628791277030339
15963023153245020910 ~1991
15963131319262638 ~1987
159632511277060099 ~1989
15963611319272238 ~1987
15964021957841278 ~1988
159642612554281779 ~1989
15964477957868638 ~1988
15964727181997887910 ~1992
Exponent Prime Factor Digits Year
159647591596475919 ~1989
159648111277184899 ~1989
15964919319298398 ~1987
15965219319304398 ~1987
159652672873748079 ~1990
159654291277234339 ~1989
15965639319312798 ~1987
159656711596567119 ~1989
15966143319322878 ~1987
15966563319331278 ~1987
15966851319337038 ~1987
15967043319340878 ~1987
15967079319341598 ~1987
15967463319349278 ~1987
15967631319352638 ~1987
15967739319354798 ~1987
15967877958072638 ~1988
15968339319366798 ~1987
159690771277526179 ~1989
15969203319384078 ~1987
15969257958155438 ~1988
15969839319396798 ~1987
15969931105401544710 ~1991
15970151319403038 ~1987
15970523319410478 ~1987
Exponent Prime Factor Digits Year
15970813958248798 ~1988
15970919319418398 ~1987
15971003319420078 ~1987
15971051319421038 ~1987
15971171319423438 ~1987
15971699319433998 ~1987
15972617958357038 ~1988
15972839319456798 ~1987
159730071277840579 ~1989
15973151319463038 ~1987
159731571277852579 ~1989
15973211319464238 ~1987
15974239140573303310 ~1991
15974291319485838 ~1987
15974303319486078 ~1987
15974723319494478 ~1987
15975623319512478 ~1987
15976097958565838 ~1988
15976133958567998 ~1988
15976139319522798 ~1987
15976151319523038 ~1987
15976333958579998 ~1988
159766611278132899 ~1989
159769434154005199 ~1990
15976979319539598 ~1987
1316
GIMPS The Prime Pages FactorDb.com
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25-10-20