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
189199121Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3292625530372895840172168.22015-08-25 11:55:34
History
DateUserTypeResult
2015-08-25demfloroF
Factor: 329262553037289584017 / TF: 68-69
2015-08-25demfloroNF
no factor from 2^66 to 2^68
2013-06-04RichardNF
no factor from 2^65 to 2^66
2011-04-08BloodIceNF
no factor from 2^64 to 2^65
2010-08-01Torchwood InstituteNF
no factor from 2^63 to 2^64