Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
228374963Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4229773932359508104892168.52018-04-04 11:08:02
History
DateUserTypeResult
2025-03-13James HeinrichF
Factor: 422977393235950810489 / TF: 68-70
2018-04-04NickF
Factor: 422977393235950810489 / TF: 68-69
2017-01-30rubikvn2100NF
no factor from 2^67 to 2^68
2015-11-11mikeblasNF
no factor from 2^66 to 2^67
2013-09-16sasaki3NF
no factor from 2^65 to 2^66
2011-06-22RichardNF
no factor from 2^64 to 2^65