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
42024271TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-10-05Jerry HanE2CC06EF74D70A1E17712049
Verified2016-02-19Pär NordlundE2CC06EF74D70A1E6097331
History
DateUserTypeResult
2020-03-14Sid & AndyNF
no factor from 2^72 to 2^73
2016-02-19Pär NordlundC-LL
E2CC06EF74D70A1E
2015-09-14AirSquirrelsNF
no factor from 2^71 to 2^72
2015-02-25Mark RoseNF
no factor from 2^70 to 2^71
2015-01-15chalsallNF
no factor from 2^69 to 2^70