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
145065919No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 1271000
B2 = 1520450250
History
DateUserTypeResult
2025-01-26ihnlNF
no factor from 2^76 to 2^77
2024-10-11Luke DurantNF-PM1
B1=1271000, B2=1520450250
2024-05-06GregNF
no factor from 2^68 to 2^69
2024-02-24La GüiraNF
no factor from 2^75 to 2^76
2023-02-22SRBaseNF
no factor from 2^74 to 2^75
2021-11-27SRBaseNF
no factor from 2^73 to 2^74
2020-11-16SRBaseNF
no factor from 2^72 to 2^73
2017-05-18arnaudNF
no factor from 2^71 to 2^72
2017-05-18J. Gareth "Kit" MoretonNF
no factor from 2^70 to 2^71
2017-05-17La GüiraNF
no factor from 2^69 to 2^70
2016-11-19Josh FamestadNF
no factor from 2^68 to 2^69
2016-03-29DerekNF
no factor from 2^67 to 2^68
2015-03-03nikoszNF
no factor from 2^66 to 2^67
2012-12-27greg3llNF
no factor from 2^65 to 2^66
2010-12-25sasaki3NF
no factor from 2^64 to 2^65
2010-06-19Torchwood InstituteNF
no factor from 2^63 to 2^64