is 2 61040957 - 1
has 18375160 decimal digits
takes 143.390 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.486861.1940%----0.486861.1940%0.0000%
PrimeNet2703.914662.8571%260000120000003.06435.1326%6.978964.7635%1.9064%
GPU7227462.677064.8649%400000130000003.70073.7144%66.377866.1699%1.3051%
Difference-7-62.1902-3.6708%-400000-13000000-3.7007-3.7144%-65.8910-4.9759%-4.9759%

Known prime factors (1 factor, 57.7 bits, 0.00009451% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
610409572324062364275431831857.6891903690963
1903690963
-119036909630.0004353.28659.83

P-1 results:
No P-1 results for M61040957


Trial Factoring results:
No TF results for M61040957


ECM factoring results:
No ECM results for M61040957


Lucas-Lehmer results:
No L-L results for M61040957


PRP results:
No PRP results for M61040957


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
267
250
260
270
280
290
2100