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
977110727Composite: 4 known prime factors
Factored
FactorDigitsBitsDate
469013148971135.42008-06-01 01:24:44
2055156992099111547.52014-03-07 11:34:52
10803971935082631649.92014-05-16 11:23:52
12821964012582696971960.22015-12-23 14:40:56
History
DateUserTypeResult
2023-05-28mikrNF
no factor from 2^67 to 2^73
2015-12-23ConductorF
Factor: 1282196401258269697 / TF: 1-62
2014-05-16TJAOIF
Factor: 1080397193508263
2014-03-07TJAOIF
Factor: 205515699209911