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
62319203Factored
FactorDigitsBitsDate
440590189626383119775992375.22013-04-03 09:55:45
P-1 factors
DateFactorB1B2
2013-04-034405901896263831197759958500010822500
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-04-03Jwb52zF-PM1
Factor: 44059018962638311977599
2012-08-10ktonyNF
no factor from 2^69 to 2^73
2009-09-03eon_blue_apocalypseNF
no factor from 2^68 to 2^69
2009-08-29eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2009-08-26FCG PrimesNF
no factor from 2^66 to 2^67
2009-08-13Sturle SundeNF
no factor from 2^65 to 2^66
2009-08-12Sturle SundeNF
no factor from 2^64 to 2^65
2008-12-31DerekNF
no factor from 2^63 to 2^64