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
43207903TF
No factors below 274
TF target 272
P-1
B1 = 260000
B2 = 5265000
LL
StatusDateUserResidueShift
Verified2011-09-19curtisc13292F5A75BF403738842273
Verified2017-07-03Evgeniy Zavialov13292F5A75BF403719373875
History
DateUserTypeResult
2020-01-10-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2017-07-03Evgeniy ZavialovC-LL
13292F5A75BF4037
2015-09-18-Anonymous-NF
no factor from 2^71 to 2^72
2015-09-18-Anonymous-NF
no factor from 2^70 to 2^71
2015-07-01Carsten KossendeyNF
no factor from 2^69 to 2^70
2011-10-03kurlyNF-PM1
B1=260000, B2=5265000, E=6
2011-09-25kurlyNF
no factor from 2^68 to 2^69
2011-09-19curtiscC-LL
13292F5A75BF4037