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
153546553Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41755431656485238160892271.82017-07-01 02:34:49
History
DateUserTypeResult
2017-07-01Sergey NosovF
Factor: 4175543165648523816089 / TF: 70-72*
2017-06-05La GüiraNF
no factor from 2^69 to 2^70
2017-03-04greg3llNF
no factor from 2^68 to 2^69
2016-04-28SADMASTERNF
no factor from 2^67 to 2^68
2015-04-03guruNF
no factor from 2^66 to 2^67
2013-01-27tscNF
no factor from 2^65 to 2^66
2011-01-22RichardNF
no factor from 2^64 to 2^65
2010-06-24Mr-PlonkNF
no factor from 2^63 to 2^64