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
153341893Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41112009522490441510872271.82016-08-14 02:30:16
History
DateUserTypeResult
2016-08-14d3zorgF
Factor: 4111200952249044151087 / TF: 71-72
2016-08-12DerekNF
no factor from 2^70 to 2^71
2016-08-11La GüiraNF
no factor from 2^69 to 2^70
2016-08-11La GüiraNF
no factor from 2^68 to 2^69
2016-04-28rubikvn2100NF
no factor from 2^67 to 2^68
2015-04-03vwflat4NF
no factor from 2^66 to 2^67
2013-01-26Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-19Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-24Torchwood InstituteNF
no factor from 2^63 to 2^64