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
555101483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
18067473886497276363532270.62020-01-30 16:46:51
History
DateUserTypeResult
2025-03-19James HeinrichF
Factor: 1806747388649727636353 / TF: 70-71
2020-01-30Smok_bmv F
Factor: 1806747388649727636353 / TF: 70-71*
2018-11-03Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-03-04sasakiNF
no factor from 2^68 to 2^69
2016-11-25sasakiNF
no factor from 2^67 to 2^68
2015-11-15sasakiNF
no factor from 2^66 to 2^67
2010-07-03Sid & AndyNF
no factor from 2^65 to 2^66
2010-07-03Sid & AndyNF
no factor from 2^64 to 2^65