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
38717153TF
No factors below 276
TF target 272
P-1
B1 = 205000
B2 = 3946250
LL
StatusDateUserResidueShift
Verified2007-07-24Denis Cazor93B400BD527E516B19123153
Verified2009-06-12-Anonymous-93B400BD527E516B26946428
History
DateUserTypeResult
2021-03-02-Anonymous-NF
no factor from 2^75 to 2^76
2021-01-21-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-02-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-18monstNF
no factor from 2^71 to 2^72
2015-03-21NesowaNF
no factor from 2^70 to 2^71
2014-12-08monstNF
no factor from 2^69 to 2^70
2010-01-17Carsten KossendeyNF-PM1
B1=205000, B2=3946250, E=6
2009-06-12-Anonymous-C-LL
93B400BD527E516B
2009-04-23-Anonymous-NF
no factor to 2^69