is 2 3689863 - 1
has 1110760 decimal digits
takes 0.388 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actualunknown----0.00000.0000%-63.3333%
PrimeNet2600.041663.3333%160003200000.00503.0822%0.046666.4155%3.0822%
GPU722640.964665.6250%220004500000.00692.1046%0.971567.7296%2.1046%
Difference-64-0.9646-65.6250%-22000-450000-0.0069-2.1046%-0.9715-67.7296%-67.7296%

Known prime factors (1 factor, 59.9 bits, 0.00162206% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
368986310404651893097052731959.852140989677572
22 × 52453 × 671981
52453671981-0.02560.01310.0163

P-1 results:
Exponent "3689863" not found


Trial Factoring results:
Exponent "3689863" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50000500000030.447


Lucas-Lehmer results:
Exponent "3689863" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T05:58:19kkmrkkblmbrbkManual testing
1040465189309705273
04064296C31545__no
2017-11-29T18:17:06Oliver KruseThreadripper
1040465189309705273
04064296C31545__no


P-1 factor-bounds graph:
103
104
105
103
104
105
106
TF factor-bounds graph:
250
260
270
280
290
2100
Last modified: 2018-11-12T05:59:08+00:00