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
56022023Factored
FactorDigitsBitsDate
1903096870634962410880312477.32018-02-05 19:40:55
LL
StatusDateUserResidueShift
Verified (Factored)2013-03-26FCG Primes5DA4FEBF63D9EAB944700199
P-1 factors
DateFactorB1B2
2018-02-05190309687063496241088031100000060000000
History
DateUserTypeResult
2018-02-05Oliver KruseF-PM1
Factor: 190309687063496241088031 / (P-1, B1=1000000, B2=60000000, E=12)
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-08-Anonymous-NF
no factor from 2^72 to 2^73
2013-03-26FCG PrimesC-LL
5DA4FEBF63D9EAB9
2012-04-15garoNF
no factor from 2^71 to 2^72
2012-03-24WizzardNF-PM1
B1=585000, B2=12285000
2011-08-14NBNF
no factor from 2^70 to 2^71
2011-04-09TheJudgerNF
no factor from 2^69 to 2^70
2011-04-09TheJudgerNF
no factor from 2^68 to 2^69
2009-11-19-Anonymous-NF
no factor from 2^67 to 2^68
2008-02-20Chad DavisNF
no factor from 2^66 to 2^67
2008-02-19Chad DavisNF
no factor from 2^65 to 2^66
2008-02-18Chad DavisNF
no factor from 2^64 to 2^65
2008-02-17James HeinrichNF
no factor from 2^63 to 2^64