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
882004061Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
42528053113604546364792271.82020-02-29 16:13:04
History
DateUserTypeResult
2024-06-09James HeinrichNF
no factor from 2^70 to 2^71
2020-02-29Alex_soldierF
Factor: 4252805311360454636479 / TF: 71-72
2017-03-16ConductorNF
no factor from 2^70 to 2^71
2016-09-14ramgeisNF
no factor from 2^68 to 2^70
2015-09-21sasakiNF
no factor from 2^67 to 2^68
2015-04-05sasakiNF
no factor from 2^66 to 2^67
2013-07-28america64NF
no factor from 2^65 to 2^66
2010-10-25Architects CubedNF
no factor from 2^64 to 2^65
2010-04-19Architects CubedNF
no factor from 2^63 to 2^64