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

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MnStatusDetails
271511783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2038188125542476824332167.52016-10-25 18:31:52
History
DateUserTypeResult
2016-10-25Mikhail E. GolosovF
Factor: 203818812554247682433 / TF: 67-68
2016-01-08TrumpfPuurNF
no factor from 2^66 to 2^67
2013-11-29KayJongsmaNF
no factor from 2^65 to 2^66
2011-09-20riccardo ubertiNF
no factor from 2^64 to 2^65
2010-03-31Carsten KossendeyNF
no factor from 2^63 to 2^64
2010-03-31Carsten KossendeyNF
no factor from 2^62 to 2^63