Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

1000)) { this.full_details_checkbox.checked = false; alert('full details cannot be shown for exponent ranges >1000'); }">
Exponent Range:










MnStatusDetails
157079683No known factors, not tested for primality
TF
No factors below 277
TF target 278
P-1
B1 = 1286000
B2 = 826198230
History
DateUserTypeResult
2025-01-100xNF
no factor from 2^76 to 2^77
2024-09-08Luke DurantNF-PM1
B1=1286000, B2=826198230
2024-08-26SRBaseNF
no factor from 2^75 to 2^76
2024-06-27Naegi MakotoNF
no factor from 2^69 to 2^71
2024-05-06GregNF
no factor from 2^68 to 2^69
2023-02-22SRBaseNF
no factor from 2^74 to 2^75
2018-03-04La GüiraNF
no factor from 2^73 to 2^74
2018-03-04La GüiraNF
no factor from 2^72 to 2^73
2018-03-04La GüiraNF
no factor from 2^71 to 2^72
2016-07-24DerekNF
no factor from 2^70 to 2^71
2016-07-23DerekNF
no factor from 2^69 to 2^70
2016-07-23Josh FamestadNF
no factor from 2^68 to 2^69
2016-05-08johnsilverNF
no factor from 2^67 to 2^68
2015-04-17guruNF
no factor from 2^66 to 2^67
2013-02-11RichardNF
no factor from 2^65 to 2^66
2011-01-27sasaki3NF
no factor from 2^64 to 2^65
2010-06-26Torchwood InstituteNF
no factor from 2^63 to 2^64