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
101263861Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
16202217771030.62007-09-17 03:48:20
517102561823557195672065.52018-12-11 14:46:13
History
DateUserTypeResult
2018-12-11TJAOIF
Factor: 51710256182355719567 / TF: 65-66