Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
525001583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
27755396349682580107992271.22020-01-09 15:32:36
History
DateUserTypeResult
2020-01-09Smok_bmv F
Factor: 2775539634968258010799 / TF: 71-72
2019-06-20sasakiNF
no factor from 2^70 to 2^71
2017-03-06Smok_bmv NF
no factor from 2^68 to 2^70
2016-08-17sasakiNF
no factor from 2^67 to 2^68
2016-02-23ConductorNF
no factor from 2^66 to 2^67
2014-10-11sasakiNF
no factor from 2^65 to 2^66
2011-12-31carlos56NF
no factor from 2^64 to 2^65
2010-07-05Architects CubedNF
no factor from 2^63 to 2^64