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
177408463Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1428692828321376899992167.02015-07-13 05:48:39
History
DateUserTypeResult
2015-07-13Alex_soldierF
Factor: 142869282832137689999 / TF: 66-67
2013-04-22KayJongsmaNF
no factor from 2^65 to 2^66
2011-03-13RichardNF
no factor from 2^64 to 2^65
2010-07-18carlos56NF
no factor from 2^63 to 2^64