Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
918926201Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2571954354539295023512167.82016-09-27 22:37:10
History
DateUserTypeResult
2016-09-28NoPolarBearsHereF
Factor: 257195435453929502351 / TF: 67-68
2016-09-27Alex_soldierF
Factor: 257195435453929502351 / TF: 67-68*
2015-10-10Alex_soldierNF
no factor from 2^66 to 2^67
2013-05-03ramgeisNF
no factor from 2^65 to 2^66
2011-09-13lindedNF
no factor from 2^64 to 2^65
2010-07-21lindedNF
no factor from 2^63 to 2^64