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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Exponent Range:










MnStatusDetails
77193869Factored
FactorDigitsBitsDate
2452320297026212690910412477.72015-06-10 09:52:12
P-1 factors
DateFactorB1B2
2015-06-102452320297026212690910417100000
History
DateUserTypeResult
2015-06-10wombatmanF-PM1
Factor: 245232029702621269091041 / (P-1, B1=710000)
2015-06-03NickOfTimeNF
no factor from 2^73 to 2^74
2013-01-06SWL551NF
no factor from 2^72 to 2^73
2013-01-06SWL551NF
no factor from 2^71 to 2^72
2013-01-06SWL551NF
no factor from 2^70 to 2^71
2011-02-24eon_blue_apocalypseNF
no factor from 2^69 to 2^70
2011-02-21eon_blue_apocalypseNF
no factor from 2^68 to 2^69
2011-02-19Eugene SitnikovNF
no factor from 2^67 to 2^68
2011-01-24arnaudNF
no factor from 2^66 to 2^67
2011-01-18arnaudNF
no factor from 2^65 to 2^66
2008-09-15JohnHa0NF
no factor to 2^65