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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
24685799493715998 ~1989
246862392468623919 ~1990
24686423493728478 ~1989
24686531493730638 ~1989
24686663493733278 ~1989
24686999493739998 ~1989
24687419493748398 ~1989
246875415431259039 ~1991
24687683493753678 ~1989
24688151493763038 ~1989
24688523493770478 ~1989
246885611481313679 ~1990
24688991493779838 ~1989
24689459493789198 ~1989
24690131493802638 ~1989
24691319493826398 ~1989
24691643493832878 ~1989
24692183493843678 ~1989
24692231493844638 ~1989
24692243493844878 ~1989
24692663493853278 ~1989
24692939493858798 ~1989
246930373950885939 ~1991
24693083493861678 ~1989
24693671493873438 ~1989
Exponent Prime Factor Digits Year
24694079493881598 ~1989
246943939877757219 ~1992
24694643493892878 ~1989
24694811493896238 ~1989
24694823493896478 ~1989
24694991493899838 ~1989
24695171493903438 ~1989
24695603493912078 ~1989
24695711493914238 ~1989
24696817118544721710 ~1992
24697451493949038 ~1989
246977691975821539 ~1990
24697859493957198 ~1989
24698279493965598 ~1989
24698483493969678 ~1989
24698519493970398 ~1989
246987011481922079 ~1990
24698903493978078 ~1989
24699371493987438 ~1989
24699611493992238 ~1989
246998933457985039 ~1991
24700139494002798 ~1989
24700391494007838 ~1989
24700463494009278 ~1989
247009811482058879 ~1990
Exponent Prime Factor Digits Year
247011013952176179 ~1991
24701723494034478 ~1989
24702089197616712110 ~1993
24702371494047438 ~1989
24702911494058238 ~1989
24703583494071678 ~1989
24703799494075998 ~1989
24703979494079598 ~1989
24704243494084878 ~1989
247042611976340899 ~1990
247044533458623439 ~1991
24704891494097838 ~1989
24705623494112478 ~1989
24705959494119198 ~1989
24706079494121598 ~1989
24706679494133598 ~1989
24706691494133838 ~1989
247068731482412399 ~1990
24706943494138878 ~1989
24707003494140078 ~1989
24707099494141998 ~1989
247073211976585699 ~1990
24707339494146798 ~1989
24707363494147278 ~1989
24707603494152078 ~1989
Exponent Prime Factor Digits Year
24708143494162878 ~1989
24709031494180638 ~1989
247093791976750339 ~1990
24709703494194078 ~1989
247098291976786339 ~1990
24709931494198638 ~1989
24710039494200798 ~1989
24710111494202238 ~1989
247103411482620479 ~1990
247111392471113919 ~1990
24712043494240878 ~1989
24712403494248078 ~1989
247125171977001379 ~1990
247129731482778399 ~1990
24713219494264398 ~1989
247138392471383919 ~1990
247139571482837439 ~1990
24714071494281438 ~1989
247140717908502739
247142991977143939 ~1990
24714479494289598 ~1989
24715139494302798 ~1989
247153071977224579 ~1990
24715643494312878 ~1989
24715871494317438 ~1989
1581
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25-06-08