is 2 102719861 - 1
has 30921760 decimal digits
takes 408.989 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
Actual2670.289359.7015%----0.289359.7015%-2.7985%
PrimeNet2729.310162.5000%450000220000009.37655.3819%18.686667.8819%5.3819%
GPU72276148.987764.4737%6500002200000010.46823.8530%159.455968.3267%3.8530%
Difference-9-148.6984-4.7722%-650000-22000000-10.4682-3.8530%-159.1666-8.6252%-8.6252%

Known prime factors (3 factors, 109.9 bits, 0.00010703% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
102719861616319167929.1993
3
132007-09-186.967e-136.402e-61.175e-5
1027198612662498797131237.9541296
24 × 34
81812007-09-182.282e-100.00050.0010
10271986175963391606731342.78836976
24 × 2311
1623112007-09-185.724e-90.00080.0014

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1027198611640949040785663590712167.153
10271986146817694237554625193912271.988
10271986120225243877883376301268492580.742
102719861124652054591889322051453368001478334109.942
P-1 results:
Exponent "102719861" not found


Trial Factoring results:
Exponent "102719861" not found


ECM factoring results:
Exponent "102719861" not found


Lucas-Lehmer results:
Exponent "102719861" not found


PRP results:
Exponent "102719861" not found


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
TF factor-bounds graph:
267
220
230
240
250
260
270
280
290
2100
Last modified: 2007-09-18T05:13:39+00:00