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
21055453Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
90681624980411343.0old
1263536748610518820312166.82020-09-09 13:41:19
History
DateUserTypeResult
2020-09-09TJAOIF
Factor: 126353674861051882031 / TF: 66-67