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
156724847No known factors, not tested for primality
TF
No factors below 277
TF target 278
P-1
B1 = 1275000
B2 = 782794110
History
DateUserTypeResult
2025-01-10Section 31NF
no factor from 2^76 to 2^77
2024-08-28Luke DurantNF-PM1
B1=1275000, B2=782794110
2024-08-19SRBaseNF
no factor from 2^75 to 2^76
2023-02-22SRBaseNF
no factor from 2^74 to 2^75
2021-11-29SRBaseNF
no factor from 2^73 to 2^74
2018-10-17RichardNF
no factor from 2^72 to 2^73
2018-10-13proxy2222NF
no factor from 2^71 to 2^72
2018-03-25proxy2222NF
no factor from 2^70 to 2^71
2017-11-27La GüiraNF
no factor from 2^69 to 2^70
2017-03-08rubikvn2100NF
no factor from 2^68 to 2^69
2016-05-09rubikvn2100NF
no factor from 2^67 to 2^68
2015-04-16tscNF
no factor from 2^66 to 2^67
2013-02-13RichardNF
no factor from 2^65 to 2^66
2011-01-26Thomas StorkNF
no factor from 2^64 to 2^65