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
17322941Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 269
P-1
B1 = 1000000
B2 = 670962600
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
LL
StatusDateUserResidueShift
Verified2003-03-27Dan RichardsonC0FA2A932928840717017048
Verified2006-10-01Jin Y DuC0FA2A932928840717001854
History
DateUserTypeResult
2024-12-13Sid & AndyNF-PM1
B1=1000000, B2=670962600
2021-11-26-Anonymous-NF
no factor from 2^72 to 2^73
2021-09-22-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-09SRBaseNF
no factor from 2^70 to 2^71
2020-03-29lycornNF
no factor from 2^69 to 2^70
2018-03-23ramgeisNF
no factor from 2^68 to 2^69
2018-03-23ramgeisNF
no factor from 2^67 to 2^68
2014-09-04NesowaNF
no factor from 2^66 to 2^67
2014-03-05NesowaNF
no factor from 2^65 to 2^66