is 2 25082567 - 1
has 7550606 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 (1 factor, 46.0 bits, 0.00018332% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
25082567694923555064491445.9821385272
23 × 7 × 29 × 853
-298533.443e-79.182e-50.0001

P-1 results:
No P-1 results for M25082567


Trial Factoring results:
No TF results for M25082567


ECM factoring results:
No ECM results for M25082567


Lucas-Lehmer results:
No L-L results for M25082567


PRP results:
No PRP results for M25082567


P-1 factor-bounds graph:
100
101
102
100
101
102
103
TF factor-bounds graph:
267
240
250
260
270
280
290
2100