is 2 25082539 - 1
has 7550597 decimal digits
takes 21.494 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
Actual2671.184662.6866%----1.184662.6866%0.0000%
PrimeNet2660.588862.1212%11000040000000.40004.9797%0.988864.0075%1.8863%
GPU722709.526664.2857%18000055000000.58383.7343%10.110465.6194%1.3337%
Difference-3-8.3419-1.5991%-180000-5500000-0.5838-3.7343%-8.9257-2.9328%-2.9328%

Known prime factors (2 factors, 100.5 bits, 0.00040079% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2508253912651632671611340.20225220
22 × 5 × 13 × 97
-13978.519e-92.184e-53.287e-5
2508253914448212146220316471960.32628801334957
67 × 429870671
2016-01-29674298706710.007329.10254.354

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
25082539182793472835473394425005784416731100.528
P-1 results:
No P-1 results for M25082539


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-01-29T12:14:04TJAOIManual testing260261*60.326190.00144.370.002


ECM factoring results:
No ECM results for M25082539


Lucas-Lehmer results:
No L-L results for M25082539


PRP results:
No PRP results for M25082539


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
267
261
240
250
260
270
280
290
2100
Last modified: 2016-01-29T12:14:04+00:00