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
408017683Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20731481283901851961672270.82019-10-23 03:22:16
History
DateUserTypeResult
2019-10-23Smok_bmv F
Factor: 2073148128390185196167 / TF: 70-71
2018-09-18sasakiNF
no factor from 2^69 to 2^70
2017-09-13sasakiNF
no factor from 2^68 to 2^69
2014-06-16Carsten KossendeyNF
no factor from 2^65 to 2^68