is 243755457-1
has 13,171,706 decimal digits
takes 66.788 GHz-days to do one L-L 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
Actual2630.036558.7302%----0.036558.7302%-3.0345%
PrimeNet2681.362261.7647%190,0008,000,0001.36235.3541%2.724567.1188%5.3541%
GPU7227221.856363.8889%300,00010,000,0001.83373.9704%23.690067.8592%3.9704%
Difference-9-21.8199-5.1587%-300,000-10,000,000-1.8337-3.9704%-23.6535-9.1291%-9.1291%

Known prime factors (2 factors, 208.1 bits, 0.00047565% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
43755457179227165402452181546140972683.890204805500491575464
23 × 3 × 132 × 19 × 387071 × 6865931
387,0716,865,9312010-07-0963,6081.63791.7435
437554572501181795964542383426795990929121641738124.234285813698159356715600844483344
24 × 103 × 1091 × 2543 × 4703 × 17729 × 53267 × 14074639
53,26714,074,6392010-07-094.129e+91.80873.1699

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
4375545744827972344693944213335256355906175106434028809460
7242346030449
63208.124
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2010-07-09T01:25:00JohnHa0JohnHa1-448,279,723,446,939,456-133,352,563,559,061,74463208.124-133.6-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2007-09-13T00:00:00smintheusv4_computers?268--0.683--


ECM factoring results:
Exponent "43755457" not found


Lucas-Lehmer results:
Exponent "43755457" not found


PRP results:
Exponent "43755457" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
268
263
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2010-07-09T01:25:40+00:00