is 283146447-1
has 25,029,575 decimal digits
takes 259.457 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
Actual276184.060764.4737%665,00012,136,2505.83683.3441%189.897567.8178%5.8460%
PrimeNet2715.749861.9718%360,00017,000,0005.73105.3669%11.480867.3387%5.3669%
GPU7227592.029364.0000%550,00018,000,0006.79033.8932%98.819667.8932%3.8932%
Difference+1+92.0314+0.4737%+115,000-5,863,750-0.9535-0.5491%+91.0779-0.0754%-0.0754%

Known prime factors (1 factor, 126.9 bits, 0.00015261% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
8314644715754424260429537162434186154290380498339126.889947390106785292771586150046453
11 × 13 × 197 × 9817 × 64601 × 88169 × 311711 × 1929481
311,7111,929,4812017-10-052.064e+91.80922.8704

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-10-05T10:20:59arnaudsnd-15-152665,00012,136,25039126.8895.837518.911.673.344%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-19T06:50:00For Researchm1_77264265--0.045--
2012-08-16T06:15:00Carsten KossendeyManual testing265266--0.090--
2013-07-13T15:31:00Le ComteManual testing266267--0.180--
2013-07-13T15:31:00Le ComteManual testing267268--0.359--
2013-07-13T15:31:00Le ComteManual testing268269--0.719--
2013-07-13T15:31:00Le ComteManual testing269270--1.438--
2014-08-16T08:22:00RogueRobotManual testing270271--2.876--
2016-12-07T21:45:46RichD0Manual testing271273--17.26--
2017-01-09T05:00:18AirSquirrelsManual testing273274--23.01--
2017-01-09T06:22:18AirSquirrelsManual testing274275--46.02--
2017-02-12T20:50:39TheJudgerManual testing275276--92.03--


ECM factoring results:
Exponent "83146447" not found


Lucas-Lehmer results:
Exponent "83146447" not found


PRP results:
Exponent "83146447" not found


P-1 factor-bounds graph:
B1 = 665,000, B2 = 12,136,250 (stage 2)
B1 = 665,000 (stage 1)
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108
TF factor-bounds graph:
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Last modified: 2017-10-05T10:20:59+00:00