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
189385309Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
76878366956115892948072272.72019-01-21 04:30:36
History
DateUserTypeResult
2019-01-21Smok_bmv F
Factor: 7687836695611589294807 / TF: 72-73*
2019-01-13lobsterfordinnerNF
no factor from 2^71 to 2^72
2019-01-12RuzovejNF
no factor from 2^70 to 2^71
2018-11-11Chabot PrimeNF
no factor from 2^69 to 2^70
2017-08-01karjalanpiirakkaNF
no factor from 2^68 to 2^69
2016-07-31ANONYMOUSNF
no factor from 2^67 to 2^68
2015-08-25vwflat4NF
no factor from 2^66 to 2^67
2013-06-01sasaki3NF
no factor from 2^65 to 2^66
2011-04-08sasaki3NF
no factor from 2^64 to 2^65
2010-08-02-Anonymous-NF
no factor from 2^63 to 2^64