is 249600871-1
has 14,931,350 decimal digits
takes 90.866 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
Actual2630.032258.7302%----0.032258.7302%-3.5887%
PrimeNet2692.406962.3188%220,0009,000,0001.85515.1266%4.262067.4454%5.1266%
GPU7227338.564764.3836%320,00010,000,0002.25093.6790%40.815768.0626%3.6790%
Difference-10-38.5326-5.6534%-320,000-10,000,000-2.2509-3.6790%-40.7835-9.3324%-9.3324%

Known prime factors (1 factor, 118.1 bits, 0.00023816% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
4960087136348945684336296078038090426605136136118.1293664143890168410155341636080
24 × 5 × 137 × 547 × 16223 × 22189 × 193871 × 8757757
193,8718,757,7572011-12-273.810e+91.75442.3673

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2011-12-27T19:10:00RichD0Manual testing-363,489,456,843,362,944-780,380,904,266,051,32836118.129-181.7-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-01-21T00:00:00Jocelyn Larouchev4_computers?252--1.20958e-5--
2003-12-31T00:00:00Team Prime Ribv4_computers?259--0.001--
2007-07-24T00:00:001997rj7v4_computers?263--0.020--
2008-08-26T00:00:00korvav4_computers?269--1.205--
2011-12-26T21:46:00Craig MeyersManual testing269273--36.16--


ECM factoring results:
Exponent "49600871" not found


Lucas-Lehmer results:
Exponent "49600871" not found


PRP results:
Exponent "49600871" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
273
269
263
259
252
250
260
270
280
290
2100
2110
2120
Last modified: 2011-12-27T19:10:18+00:00