Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
905511077Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16216107629772212705032270.52017-10-23 16:02:52
History
DateUserTypeResult
2017-10-23ConductorF
Factor: 1621610762977221270503 / TF: 70-71
2016-04-15YxinityNF
no factor from 2^67 to 2^70
2015-02-06Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-11-01lindeeNF
no factor from 2^64 to 2^65
2010-07-12lindedNF
no factor from 2^63 to 2^64