is 2 50373403 - 1
has 15163906 decimal digits
takes 92.281 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
Actual2692.370062.3188%----2.370062.3188%0.0000%
PrimeNet2692.370062.3188%22000090000001.85515.1366%4.225164.2544%1.9355%
GPU7227337.973364.3836%340000110000002.44593.7897%40.419265.7333%1.3498%
Difference-4-35.6033-2.0647%-340000-11000000-2.4459-3.7897%-38.0492-3.4145%-3.4145%

Known prime factors (1 factor, 82.2 bits, 0.00016315% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5037340354944882916601973304538812582.18454537592900564980
22 × 32 × 5 × 29 × 3461 × 7901 × 382069
2011-10-17790138206920,9590.07510.1033

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2011-10-17T04:42:00Jwb52zClay2582.184-184.6-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-10-07T00:00:00ANONYMOUSv4_computers21253--2.38206e-5--
2000-01-04T00:00:00ANONYMOUSv4_computers21253--2.38206e-5--
2000-02-09T00:00:00ANONYMOUSv4_computers21254--4.76411e-5--
2000-04-05T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-04-21T00:00:00ANONYMOUSv4_computers21257--0.000--
2001-12-22T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-08-25T00:00:00ANONYMOUSv4_computers21259--0.002--
2003-11-08T00:00:00ANONYMOUSv4_computers21260--0.003--
2008-10-04T00:00:00ANONYMOUSv4_computers21269--2.370--


ECM factoring results:
No ECM results for M50373403


Lucas-Lehmer results:
No L-L results for M50373403


PRP results:
No PRP results for M50373403


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
269
260
259
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2011-10-17T04:42:49+00:00