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
878113199Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
44817774644098048091832271.92020-02-26 19:33:35
History
DateUserTypeResult
2024-06-09James HeinrichNF
no factor from 2^70 to 2^71
2020-02-26Alex_soldierF
Factor: 4481777464409804809183 / TF: 71-72
2017-03-14ConductorNF
no factor from 2^70 to 2^71
2016-11-18ramgeisNF
no factor from 2^68 to 2^70
2015-07-21sasakiNF
no factor from 2^67 to 2^68
2015-03-30sasakiNF
no factor from 2^66 to 2^67
2013-06-28america64NF
no factor from 2^65 to 2^66
2011-11-10abcNF
no factor to 2^65
2010-07-11lindeeNF
no factor from 2^63 to 2^64