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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
405163197292937439 ~1993
405166313241330499 ~1992
40518059810361198 ~1990
40518239810364798 ~1990
405218932431313599 ~1992
405229034052290319 ~1992
40523531810470638 ~1990
40523771810475438 ~1990
40524479810489598 ~1990
40524779170204071910 ~1994
40525403810508078 ~1990
40525799810515998 ~1990
405263239726317539 ~1993
405278273242226179 ~1992
40529039810580798 ~1990
40529999810599998 ~1990
40531019810620398 ~1990
40531691810633838 ~1990
40532603810652078 ~1990
40533743810674878 ~1990
40533791810675838 ~1990
405341273242730179 ~1992
40535279810705598 ~1990
405363194053631919 ~1992
40536383810727678 ~1990
Exponent Prime Factor Digits Year
40537019810740398 ~1990
40538159810763198 ~1990
40538243810764878 ~1990
405386839729283939 ~1993
405410932432465599 ~1992
405412394054123919 ~1992
40542251810845038 ~1990
405423732432542399 ~1992
40544183810883678 ~1990
40545143810902878 ~1990
40545203810904078 ~1990
40545959810919198 ~1990
40546763810935278 ~1990
40546823810936478 ~1990
40547051810941038 ~1990
40547651810953038 ~1990
40549031810980638 ~1990
405490735676870239 ~1992
40549763810995278 ~1990
40549979810999598 ~1990
40550683137872322310 ~1993
40552103811042078 ~1990
40552559811051198 ~1990
40553603811072078 ~1990
40555019811100398 ~1990
Exponent Prime Factor Digits Year
405555173244441379 ~1992
40556591811131838 ~1990
405573132433438799 ~1992
40557719811154398 ~1990
40557983811159678 ~1990
40558151811163038 ~1990
40559411811188238 ~1990
40560673162242692110 ~1994
405627412433764479 ~1992
405631816490108979 ~1993
40565831811316638 ~1990
405661913245295299 ~1992
40566371811327438 ~1990
405688612434131679 ~1992
40568939811378798 ~1990
40569311811386238 ~1990
40570319811406398 ~1990
405726914057269119 ~1992
40572971811459438 ~1990
40573763811475278 ~1990
40573919811478398 ~1990
405745612434473679 ~1992
40575179811503598 ~1990
405752532434515199 ~1992
405760495680646879 ~1992
Exponent Prime Factor Digits Year
40577051811541038 ~1990
405779212434675279 ~1992
40578071811561438 ~1990
40579499811589998 ~1990
405828775681602799 ~1992
405828899739893379 ~1993
40582931811658638 ~1990
40583111811662238 ~1990
40583219811664398 ~1990
40583759811675198 ~1990
405840172435041039 ~1992
40584191811683838 ~1990
405849412435096479 ~1992
40585619811712398 ~1990
40586219811724398 ~1990
405885732435314399 ~1992
405902932435417599 ~1992
40590311811806238 ~1990
40590841316608559910 ~1994
40591451811829038 ~1990
40591703811834078 ~1990
405923474059234719 ~1992
40593023811860478 ~1990
405938714059387119 ~1992
405945732435674399 ~1992
1914
GIMPS The Prime Pages FactorDb.com
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25-04-13