is 277191483-1
has 23,236,952 decimal digits
takes 217.637 GHz-days to do one L-L test
Last-known PrimeNet details:
1 L-L tests remaining
ResidueStatus
L-L3AB8F9EE9256B4__
needs double-check
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2630.020757.1429%1,000,00013,500,0006.872411.1926%6.893168.3355%6.9069%
PrimeNet2703.095661.4286%340,00016,000,0004.87805.7514%7.973667.1800%5.7514%
GPU7227449.563363.5135%500,00018,000,0005.94204.1978%55.505367.7113%4.1978%
Difference-11-49.5426-6.3707%+500,000-4,500,000+0.9304+6.9948%-48.6122+0.6242%+0.6242%

Known prime factors (1 factor, 117.6 bits, 0.00015230% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
7719148324486186901326654565444473696592222336117.5591586067915117439482633367317
32 × 31 × 103 × 863 × 1031 × 127271 × 392269 × 1242503
392,2691,242,5032018-03-111.900e+91.79303.2637

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-09-14T09:50:00ANONYMOUSdoom870,000870,000---3.557--6.182%
2018-03-12T01:52:39ixfd64andromeda1,000,00013,500,000636117.5596.872435.313.7411.193%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2000-08-17T00:00:00ANONYMOUSv4_computers?253--1.55448e-5--
2003-12-02T00:00:00ANONYMOUSv4_computers?261--0.002--
2008-09-13T20:57:00JohnHa0Manual testing?265--0.048--
2010-12-09T22:45:00Per Jessenidefix265266--0.097--
2010-12-13T05:46:00oilwarzonedotcomepprisma266267--0.194--
2010-12-21T09:41:00oilwarzonedotcomepprisma267268--0.387--
2011-01-05T15:58:00oilwarzonedotcomepprisma268269--0.774--
2011-01-08T20:18:00Larry LogoryGR4269270--1.549--
2013-01-04T05:45:00SWL551Manual testing270271--3.098--
2013-01-04T05:45:00SWL551Manual testing271272--6.196--
2013-01-04T05:45:00SWL551Manual testing272273--12.39--
2013-01-04T13:53:00SWL551Manual testing273274--24.78--
2016-03-09T15:55:23RichD0Manual testing274275--49.57--


ECM factoring results:
Exponent "77191483" not found


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2016-10-09T15:44:49curtiscwcm201--36l3AB8F9EE9256B4__217.6


PRP results:
Exponent "77191483" not found


P-1 factor-bounds graph:
B1 = 1,000,000, B2 = 13,500,000 (stage 2)
B1 = 1,000,000 (stage 1)
B1 = 870,000 (stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
263
261
253
250
260
270
280
290
2100
2110
2120
Last modified: 2018-03-12T01:52:39+00:00