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
902209621Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5555722604117102559432168.92016-10-23 20:09:16
History
DateUserTypeResult
2025-04-23yuriy5-1NF
no factor from 2^69 to 2^74
2016-10-23ConductorF
Factor: 555572260411710255943 / TF: 68-69
2016-06-09ConductorNF
no factor from 2^67 to 2^68
2015-01-30Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-01-21lindeeNF
no factor from 2^64 to 2^65
2010-06-24lindeeNF
no factor from 2^63 to 2^64