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
899007983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41543303259882874567992271.82019-03-05 11:08:55
History
DateUserTypeResult
2025-03-23James HeinrichF
Factor: 4154330325988287456799 / TF: 71-72
2019-03-05Smok_bmv F
Factor: 4154330325988287456799 / TF: 71-72*
2017-01-23Smok_bmv NF
no factor from 2^70 to 2^71
2016-08-10ramgeisNF
no factor from 2^68 to 2^70
2015-05-03sasakiNF
no factor from 2^67 to 2^68
2015-01-24Gordon SpenceNF
no factor from 2^66 to 2^67
2013-07-06c10ck3rNF
no factor from 2^65 to 2^66
2010-09-19Architects CubedNF
no factor from 2^64 to 2^65
2010-03-20markrNF
no factor from 2^63 to 2^64