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
78577897Factored
FactorDigitsBitsDate
17891350723582424278492012580.62016-08-12 13:31:41
P-1 factors
DateFactorB1B2
2016-08-1217891350723582424278492016600000
History
DateUserTypeResult
2016-08-12Sergey NosovF-PM1
Factor: 1789135072358242427849201 / (P-1, B1=660000)
2016-06-04AirSquirrelsNF
no factor from 2^74 to 2^75
2016-06-04AirSquirrelsNF
no factor from 2^73 to 2^74
2016-06-04AirSquirrelsNF
no factor from 2^72 to 2^73
2015-08-02RichD0NF
no factor from 2^71 to 2^72
2014-02-21Ryan PropperNF
no factor from 2^70 to 2^71
2011-03-21tmorrowNF
no factor from 2^69 to 2^70
2011-03-17-Anonymous-NF
no factor from 2^68 to 2^69
2011-03-11]mh[ VirtekNF
no factor from 2^67 to 2^68
2010-11-05sannerud.comNF
no factor from 2^66 to 2^67
2010-11-04sannerud.comNF
no factor from 2^65 to 2^66
2010-11-04evilgenius134NF
no factor from 2^64 to 2^65
2008-06-23-Anonymous-NF
no factor to 2^64