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
215609227Factored
FactorDigitsBitsDate
22491981679402062008412270.92018-05-31 04:25:34
History
DateUserTypeResult
2018-05-31Smok_bmv F
Factor: 2249198167940206200841 / TF: 70-71*
2018-05-28Craig JohnsonNF
no factor from 2^69 to 2^70
2017-11-09Andrew BNF
no factor from 2^68 to 2^69
2016-09-07vwflat4NF
no factor from 2^67 to 2^68
2015-10-19HeffeNF
no factor from 2^66 to 2^67
2012-07-07america64NF
no factor from 2^65 to 2^66
2011-05-27Charles A. MorrisNF
no factor from 2^64 to 2^65