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
290035883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
42820651882080429618712271.92019-11-19 03:27:12
History
DateUserTypeResult
2025-04-26James HeinrichF
Factor: 4282065188208042961871 / TF: 71-72
2024-05-27James HeinrichNF
no factor from 2^68 to 2^69
2019-11-19Smok_bmv F
Factor: 4282065188208042961871 / TF: 71-72*
2019-11-19Smok_bmv NF
no factor from 2^70 to 2^71
2019-05-08YxinityNF
no factor from 2^69 to 2^70
2018-06-27ConductorNF
no factor from 2^68 to 2^69
2016-08-08XZTNF
no factor from 2^67 to 2^68
2015-12-24rob147147NF
no factor from 2^66 to 2^67
2013-12-22Massimo Cappelli (ik5pwa)NF
no factor from 2^65 to 2^66
2011-09-28Mr-PlonkNF
no factor from 2^64 to 2^65
2010-05-22Architects CubedNF
no factor from 2^63 to 2^64