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
218070283Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16855530321744960784792270.52019-07-17 03:28:55
History
DateUserTypeResult
2025-04-20James HeinrichF
Factor: 1685553032174496078479 / TF: 70-71
2019-07-17Smok_bmv F
Factor: 1685553032174496078479 / TF: 70-71*
2018-01-27YxinityNF
no factor from 2^69 to 2^70
2018-01-24rubikvn2100NF
no factor from 2^68 to 2^69
2016-09-10DerekNF
no factor from 2^67 to 2^68
2015-10-23arnieNF
no factor from 2^66 to 2^67
2012-07-26america64NF
no factor from 2^65 to 2^66
2011-05-31sasaki3NF
no factor from 2^64 to 2^65