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
61506073TF
No factors below 274
TF target 274
P-1
B1 = 685000
B2 = 685000
LL
StatusDateUserResidueShift
Verified2013-04-24curtisc15AAAF189166034F43235368
Verified2021-09-20Egor K15AAAF189166034F36385183
History
DateUserTypeResult
2021-09-20Egor KC-LL
15AAAF189166034F
2016-03-04-Anonymous-NF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-04-24curtiscC-LL
15AAAF189166034F
2013-02-16curtiscNF-PM1
B1=685000
2013-02-06MikeBerlinNF
no factor from 2^72 to 2^73
2013-02-06MikeBerlinNF
no factor from 2^71 to 2^72
2012-09-06Clown_RoyalNF
no factor from 2^70 to 2^71
2012-03-25OS1NF
no factor from 2^69 to 2^70
2009-10-27Michael HanschoNF
no factor from 2^68 to 2^69
2009-10-20Michael HanschoNF
no factor from 2^67 to 2^68
2009-10-14mitchsherwinNF
no factor from 2^66 to 2^67
2009-10-07mitchsherwinNF
no factor from 2^65 to 2^66
2009-09-28-Anonymous-NF
no factor from 2^64 to 2^65
2009-04-10cnaTb_xo4yNF
no factor from 2^63 to 2^64