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
31004321Factored
FactorDigitsBitsDate
19184079801238009561032270.72017-03-19 20:34:53
LL
StatusDateUserResidueShift
Verified (Factored)2006-09-11VF61CA85BF0214DD0626378409
Verified (Factored)2013-11-03Robert van der Peijl61CA85BF0214DD0614132765
History
DateUserTypeResult
2017-03-19ConductorF
Factor: 1918407980123800956103 / TF: 70-71
2013-11-03Robert van der PeijlC-LL
61CA85BF0214DD06
2013-03-24bcp19NF
no factor from 2^69 to 2^70
2012-02-17XyzzyNF
no factor from 2^68 to 2^69