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
189196793Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1535594310953938319032167.12015-08-25 01:33:53
History
DateUserTypeResult
2015-08-25demfloroF
Factor: 153559431095393831903 / TF: 66-68
2013-06-11GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-04-07sannerud.comNF
no factor from 2^64 to 2^65
2010-08-01sasaki3NF
no factor from 2^63 to 2^64