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
153596549Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
40817547713598812277192271.82017-06-26 19:35:53
History
DateUserTypeResult
2017-06-26Sergey NosovF
Factor: 4081754771359881227719 / TF: 70-72*
2017-06-13La GüiraNF
no factor from 2^69 to 2^70
2017-03-01XolotlNF
no factor from 2^68 to 2^69
2016-04-27James HintzNF
no factor from 2^67 to 2^68
2015-04-04vwflat4NF
no factor from 2^66 to 2^67
2013-01-29RichardNF
no factor from 2^65 to 2^66
2011-01-19BloodIceNF
no factor from 2^64 to 2^65
2010-07-10James HintzNF
no factor from 2^63 to 2^64