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
61367717Factored
FactorDigitsBitsDate
818430813384002114624472376.12013-02-11 11:19:41
P-1 factors
DateFactorB1B2
2013-02-118184308133840021146244758000010730000
History
DateUserTypeResult
2022-03-29LordJuliusNF
no factor from 2^62 to 2^63
2013-02-11Jwb52zF-PM1
Factor: 81843081338400211462447
2013-01-22AntonioKNF
no factor from 2^72 to 2^73
2012-05-12Serge BatalovNF
no factor from 2^71 to 2^72
2012-05-12Serge BatalovNF
no factor from 2^70 to 2^71
2012-05-12Serge BatalovNF
no factor from 2^69 to 2^70
2009-09-23EledillNF
no factor from 2^68 to 2^69
2009-08-12EledillNF
no factor from 2^67 to 2^68
2009-07-28Math Fan HeaterNF
no factor from 2^66 to 2^67
2009-07-23David BarleyNF
no factor from 2^65 to 2^66
2009-04-30-Anonymous-NF
no factor from 2^64 to 2^65
2009-04-07KYOJI_KAMEINF
no factor from 2^63 to 2^64