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
218535703Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15762861263912987969212270.42018-07-30 03:28:24
History
DateUserTypeResult
2025-04-20James HeinrichF
Factor: 1576286126391298796921 / TF: 70-71
2018-07-30Smok_bmv F
Factor: 1576286126391298796921 / TF: 70-71*
2018-07-26La GüiraNF
no factor from 2^69 to 2^70
2018-01-28rubikvn2100NF
no factor from 2^68 to 2^69
2016-09-10tmorrowNF
no factor from 2^67 to 2^68
2015-10-24vwflat4NF
no factor from 2^66 to 2^67
2012-07-25america64NF
no factor from 2^65 to 2^66
2011-06-07OS1NF
no factor from 2^64 to 2^65
2010-05-18Architects CubedNF
no factor from 2^63 to 2^64