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
61374109Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 274
P-1
B1 = 580000
B2 = 11890000
LL
StatusDateUserResidueShift
Verified2013-03-03-Anonymous-577802062701E6E338731180
Verified2022-04-15Sergey Nosov577802062701E6E359213151
History
DateUserTypeResult
2022-04-15Sergey NosovC-LL
577802062701E6E3
2016-03-11-Anonymous-NF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-03-03-Anonymous-C-LL
577802062701E6E3
2013-02-09-Anonymous-NF-PM1
B1=580000, B2=11890000, E=6
2013-01-29kdgehmanNF
no factor from 2^72 to 2^73
2013-01-29kdgehmanNF
no factor from 2^71 to 2^72
2011-10-30TheJudgerNF
no factor from 2^69 to 2^71
2009-10-21-Anonymous-NF
no factor from 2^68 to 2^69
2009-08-09Team_Elteor_Borislavj~ElteorNF
no factor from 2^67 to 2^68
2009-08-04Team_Elteor_Borislavj~ElteorNF
no factor from 2^66 to 2^67
2009-07-31-Anonymous-NF
no factor from 2^65 to 2^66
2009-07-24-Anonymous-NF
no factor from 2^64 to 2^65
2009-02-09shimrahNF
no factor from 2^63 to 2^64