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
146919257No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1215000
B2 = 1302967380
History
DateUserTypeResult
2024-10-18Luke DurantNF-PM1
B1=1215000, B2=1302967380
2024-09-23Luke DurantNF
no factor from 2^77 to 2^78
2024-09-13Luke DurantNF
no factor from 2^76 to 2^77
2024-07-29SRBaseNF
no factor from 2^75 to 2^76
2023-01-29SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2017-04-05treborNF
no factor from 2^71 to 2^72
2017-03-01JoDuNF
no factor from 2^70 to 2^71
2016-04-06La GüiraNF
no factor from 2^69 to 2^70
2016-04-06La GüiraNF
no factor from 2^68 to 2^69
2016-04-06La GüiraNF
no factor from 2^67 to 2^68
2015-03-07sasaki3NF
no factor from 2^66 to 2^67
2012-12-30firereddNF
no factor from 2^65 to 2^66
2011-01-01sasaki3NF
no factor from 2^64 to 2^65
2010-06-21carlos56NF
no factor from 2^63 to 2^64