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
144887777Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12815949481099754818332270.12016-11-27 02:00:35
History
DateUserTypeResult
2016-11-27Sergey NosovF
Factor: 1281594948109975481833 / TF: 70-72*
2016-11-16nate.andersNF
no factor from 2^69 to 2^70
2016-11-15nate.andersNF
no factor from 2^68 to 2^69
2016-03-28DerekNF
no factor from 2^67 to 2^68
2015-03-02aurashiftNF
no factor from 2^66 to 2^67
2012-12-21Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-25sasaki3NF
no factor from 2^64 to 2^65
2010-06-19Charles A. MorrisNF
no factor from 2^63 to 2^64