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
38708951TF
No factors below 275
TF target 272
P-1
B1 = 455000
B2 = 9555000
LL
StatusDateUserResidueShift
Verified2009-03-30SubPrime98DF8C7EE085139A24787253
Verified2016-08-19Sergey Nosov98DF8C7EE085139A29338321
History
DateUserTypeResult
2021-01-22-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-28-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-15monstNF
no factor from 2^71 to 2^72
2016-08-19Sergey NosovC-LL
98DF8C7EE085139A
2014-12-07ktonyNF
no factor from 2^70 to 2^71
2014-11-27BdotNF
no factor from 2^69 to 2^70
2012-09-25Carsten KossendeyNF
no factor from 2^68 to 2^69
2009-03-30SubPrimeC-LL
98DF8C7EE085139A
2009-02-22SubPrimeNF-PM1
B1=455000, B2=9555000