Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
197445529Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
97907408710703888753692273.12019-05-28 22:00:10
History
DateUserTypeResult
2019-05-28Samuel SchmidtF
Factor: 9790740871070388875369 / TF: 73-74
2019-05-21Smok_bmv NF
no factor from 2^72 to 2^73
2019-04-05lobsterfordinnerNF
no factor from 2^71 to 2^72
2019-02-12Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2018-12-19Chabot PrimeNF
no factor from 2^69 to 2^70
2017-09-01Dave BellNF
no factor from 2^68 to 2^69
2016-08-08XZTNF
no factor from 2^67 to 2^68
2015-09-17sasaki3NF
no factor from 2^66 to 2^67
2013-07-01MucolNF
no factor from 2^65 to 2^66
2011-04-24Sergej LevinNF
no factor from 2^64 to 2^65
2010-08-08lindedNF
no factor from 2^63 to 2^64