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

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MnStatusDetails
66201853Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
65224817275034300410792272.52014-02-13 20:14:43
History
DateUserTypeResult
2014-02-13NipalF
Factor: 6522481727503430041079 / TF: 72-73
2014-02-13NipalNF
no factor from 2^71 to 2^72
2013-04-24SMoffatNF
no factor from 2^70 to 2^71
2012-04-25-Anonymous-NF
no factor from 2^69 to 2^70
2010-06-06GrunwalderGIMPNF
no factor from 2^68 to 2^69
2010-06-05GrunwalderGIMPNF
no factor from 2^67 to 2^68
2010-03-18SAHS Physics ClubNF
no factor from 2^66 to 2^67
2010-01-13Sturle SundeNF
no factor from 2^65 to 2^66
2009-04-16-Anonymous-NF
no factor from 2^64 to 2^65
2009-04-051997rj7NF
no factor to 2^64