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
50320453TF
No factors below 274
TF target 273
P-1
B1 = 490000
B2 = 9922500
LL
StatusDateUserResidueShift
Verified2012-12-01Oscar G38023A89AB32721615466493
Verified2019-12-12Sergey Nosov38023A89AB32721627343099
History
DateUserTypeResult
2019-12-12Sergey NosovC-LL
38023A89AB327216
2018-11-29Mark RoseNF
no factor from 2^73 to 2^74
2016-02-03AirSquirrelsNF
no factor from 2^72 to 2^73
2012-12-01Oscar GC-LL
38023A89AB327216
2011-11-18Kyle AskineNF-PM1
B1=490000, B2=9922500, E=12
2011-11-15bcp19NF
no factor from 2^71 to 2^72
2011-11-15bcp19NF
no factor from 2^70 to 2^71
2011-11-15bcp19NF
no factor from 2^69 to 2^70