Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
52777031Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4183830387939435689992168.52011-04-04 23:24:46
History
DateUserTypeResult
2011-04-04bamF
Factor: 418383038793943568999
2010-03-28sannerud.comNF
no factor from 2^68 to 2^69
2009-05-08Lars FrickeNF
no factor from 2^67 to 2^68
2008-12-14-Anonymous-NF
no factor from 2^66 to 2^67
2008-12-13-Anonymous-NF
no factor from 2^65 to 2^66
2008-12-12-Anonymous-NF
no factor from 2^64 to 2^65
2008-11-13DerekNF
no factor to 2^64