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
87690457TF
No factors below 276
TF target 275
P-1
B1 = 715000
B2 = 14121250
LL
StatusDateUserResidueShift
Unverified2019-08-27ChavdarLalov54388899049495__52813397
History
DateUserTypeResult
2019-08-27ChavdarLalovC-LL
54388899049495__
2018-05-21Oliver KruseNF-PM1
B1=715000, B2=14121250, E=12
2018-05-11Strolling JellyfishNF
no factor from 2^75 to 2^76
2018-05-08RichD0NF
no factor from 2^74 to 2^75
2017-06-29RichD0NF
no factor from 2^73 to 2^74
2017-06-20GregNF
no factor from 2^72 to 2^73
2017-06-20GregNF
no factor from 2^71 to 2^72
2013-11-20SMoffatNF
no factor from 2^70 to 2^71
2013-10-21SMoffatNF
no factor from 2^69 to 2^70
2013-08-20Oliver KruseNF
no factor from 2^68 to 2^69
2013-03-25Smok_bmv NF
no factor from 2^67 to 2^68
2013-03-21SMoffatNF
no factor from 2^66 to 2^67
2013-03-09-Anonymous-NF
no factor from 2^65 to 2^66
2010-11-19Architects CubedNF
no factor from 2^64 to 2^65