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
72745973TF
No factors below 276
TF target 274
P-1
B1 = 925000
B2 = 19193750
LL
StatusDateUserResidueShift
Verified2016-05-05frolyarCA611DFE1D95DCA667358710
Verified2023-09-21-Anonymous-CA611DFE1D95DCA657594670
History
DateUserTypeResult
2023-09-21-Anonymous-C-LL
CA611DFE1D95DCA6
2016-05-05frolyarC-LL
CA611DFE1D95DCA6
2015-09-17Jerry HallettNF-PM1
B1=925000, B2=19193750, E=12
2015-09-12Walt CooneyNF
no factor from 2^75 to 2^76
2015-09-10AirSquirrelsNF
no factor from 2^74 to 2^75
2015-09-10AirSquirrelsNF
no factor from 2^73 to 2^74
2015-09-10AirSquirrelsNF
no factor from 2^72 to 2^73
2013-08-13nate.andersNF
no factor from 2^71 to 2^72
2013-08-13nate.andersNF
no factor from 2^70 to 2^71
2013-08-13nate.andersNF
no factor from 2^69 to 2^70
2010-08-03ITSNF
no factor from 2^68 to 2^69
2010-07-25Beat BucheliNF
no factor from 2^67 to 2^68
2010-07-23oodairaNF
no factor from 2^66 to 2^67
2010-07-22Bold_SeekerNF
no factor from 2^65 to 2^66
2010-07-21Bold_SeekerNF
no factor from 2^64 to 2^65
2008-09-22-Anonymous-NF
no factor to 2^64