is 2 21366767 - 1
has 6432038 decimal digits
takes 15.142 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
Actual2671.390762.6866%----1.390762.6866%0.0000%
PrimeNet2650.341561.5385%10000032000000.27635.1203%0.617863.5078%1.9694%
GPU722695.587563.7681%16000045000000.40743.8314%5.994965.1563%1.3882%
Difference-2-4.1968-1.0815%-160000-4500000-0.4074-3.8314%-4.6042-2.4697%-2.4697%

Known prime factors (1 factor, 29.0 bits, 0.00013596% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
21366767555535943929.04913
13
-1133.357e-121.699e-62.091e-6

P-1 results:
No P-1 results for M21366767


Trial Factoring results:
No TF results for M21366767


ECM factoring results:
No ECM results for M21366767


Lucas-Lehmer results:
No L-L results for M21366767


PRP results:
No PRP results for M21366767


P-1 factor-bounds graph:
100
101
100
101
102
103
TF factor-bounds graph:
267
220
230
240
250
260
270
280
290
2100