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
149153911No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 774000
B2 = 37328970
History
DateUserTypeResult
2025-10-03Yu ZhuNF
no factor from 2^77 to 2^78
2025-02-22David HruskaNF
no factor from 2^76 to 2^77
2024-09-19Ryan PropperNF-PM1
B1=774000, B2=37328970
2024-07-31SRBaseNF
no factor from 2^75 to 2^76
2017-09-16Yves de WandelaarNF
no factor from 2^74 to 2^75
2017-09-16Yves de WandelaarNF
no factor from 2^73 to 2^74
2017-09-16Yves de WandelaarNF
no factor from 2^72 to 2^73
2017-09-16Yves de WandelaarNF
no factor from 2^71 to 2^72
2017-09-14el groccoNF
no factor from 2^70 to 2^71
2017-02-28KrisDNF
no factor from 2^69 to 2^70
2017-02-20rubikvn2100NF
no factor from 2^68 to 2^69
2016-04-05DerekNF
no factor from 2^67 to 2^68
2015-03-15tscNF
no factor from 2^66 to 2^67
2013-01-08HBendtzNF
no factor from 2^65 to 2^66
2011-01-08oodairaNF
no factor from 2^64 to 2^65