is 2 108377287 - 1
has 32624815 decimal digits
takes 475.656 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
Actual2670.274259.7015%----0.274259.7015%0.0000%
PrimeNet2728.824162.5000%4500002400000011.02915.4978%19.853264.5617%2.0617%
GPU72276141.210364.4737%7000002400000012.53343.9809%153.743765.8880%1.4143%
Difference-9-140.9362-4.7722%-700000-24000000-12.5334-3.9809%-153.4695-6.1865%-6.1865%

Known prime factors (1 factor, 32.3 bits, 0.00002978% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10837728752021097771032.27624
23 × 3
2007-09-21885.307e-125.091e-50.0001

P-1 results:
No P-1 results for M108377287


Trial Factoring results:
No TF results for M108377287


ECM factoring results:
No ECM results for M108377287


Lucas-Lehmer results:
No L-L results for M108377287


PRP results:
No PRP results for M108377287


P-1 factor-bounds graph:
100
101
100
101
TF factor-bounds graph:
267
230
240
250
260
270
280
290
2100
Last modified: 2007-09-21T00:18:17+00:00