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
241940981Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
992867383716398903692066.42015-12-04 09:35:15
History
DateUserTypeResult
2015-12-04ConductorF
Factor: 99286738371639890369 / TF: 66-67
2013-10-27Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-07-13RichardNF
no factor from 2^64 to 2^65