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
273208031Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2375275168903215337032167.72016-10-28 16:24:00
History
DateUserTypeResult
2016-10-28Mikhail E. GolosovF
Factor: 237527516890321533703 / TF: 67-68
2016-01-09mikeblasNF
no factor from 2^66 to 2^67
2013-12-02Grant McCrackenNF
no factor from 2^65 to 2^66
2011-09-03RichardNF
no factor from 2^64 to 2^65
2010-03-31EPFNF
no factor from 2^63 to 2^64
2010-03-31EPFNF
no factor from 2^62 to 2^63