is 276439023-1
has 23,010,439 decimal digits
takes 212.729 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
Actual275100.104764.0000%665,00013,300,0005.46143.7195%105.566167.7195%6.2910%
PrimeNet2703.126061.4286%320,00014,000,0004.29895.5702%7.425066.9988%5.5702%
GPU7227450.051263.5135%500,00018,000,0005.86514.1927%55.916467.7063%4.1927%
Difference+1+50.0535+0.4865%+165,000-4,700,000-0.4038-0.4732%+49.6498+0.0133%+0.0133%

Known prime factors (1 factor, 121.2 bits, 0.00015856% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
76439023305389674794390511290898860354285941737121.20019976032058546229148618164596
22 × 7 × 232 × 34877 × 192949 × 508867 × 393830713
508,867393,830,7132016-03-132.300e+988.528161.72

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-03-13T15:46:23TheJudgerManual testing665,00013,300,0001237121.2005.461425.510.923.720%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-10-15T00:00:00ANONYMOUSv4_computers?250--1.96222e-6--
2000-08-10T00:00:00ANONYMOUSv4_computers?253--1.56978e-5--
2004-01-07T00:00:00markrv4_computers?262--0.004--
2008-06-13T00:00:001997rj7v4_computers?264--0.026--
2010-09-03T16:07:00alexey77home264265--0.049--
2010-09-04T15:55:00GrunwalderGIMPcompute-0-6265266--0.098--
2010-09-05T11:05:00GrunwalderGIMPcompute-0-6266267--0.196--
2010-09-09T21:14:00stampsfan92267268--0.391--
2010-09-14T09:44:00stampsfan92268269--0.782--
2010-09-16T06:50:00ManuelJC6-core269270--1.564--
2012-12-26T01:27:00ANONYMOUS270271--3.128--
2015-11-21T05:25:27RichD0Manual testing271272--6.257--
2016-02-21T04:50:06Judge HaleManual testing272273--12.51--
2016-02-29T10:34:14endless_mikeManual testing273274--25.03--
2016-02-29T10:34:14endless_mikeManual testing274275--50.05--


ECM factoring results:
Exponent "76439023" not found


Lucas-Lehmer results:
Exponent "76439023" not found


PRP results:
Exponent "76439023" not found


P-1 factor-bounds graph:
B1 = 665,000, B2 = 13,300,000 (stage 2)
B1 = 665,000 (stage 1)
104
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104
105
106
107
108
109
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
264
262
253
250
250
260
270
280
290
2100
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2120
2130
Last modified: 2016-03-13T15:46:23+00:00