is 2 90726341 - 1
has 27311351 decimal digits
takes 305.865 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27584.340564.0000%10000100000.04890.0912%84.389464.0328%2.0610%
PrimeNet2715.269561.9718%400000180000006.64285.5495%11.912364.0822%2.1104%
GPU7227584.340564.0000%600000200000008.09994.0611%92.440465.4620%1.4620%
Difference----590000-19990000-8.0510-3.9699%-8.0510-1.4292%-1.4292%

Known prime factors (1 factor, 74.7 bits, 0.00008233% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90726341306267939245174360769672374.697168786669819063
3 × 43 × 3301 × 396371947		2018-11-03330139637194752.603105.58197.17

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-03-29T23:29:23c10ck3rManual testing1000010000---0.049--0.091%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-18T01:39:00Carsten Kossendeyleela264265--0.041--
2010-11-03T02:16:00Carsten Kossendeyleela265266--0.082--
2010-12-01T05:24:00Carsten KossendeyManual testing266267--0.165--
2011-03-09T05:27:00Carsten KossendeyManual testing267268--0.329--
2013-06-22T05:14:00Carsten KossendeyManual testing268269--0.659--
2014-06-02T00:52:00SMoffatManual testing269270--1.318--
2015-02-14T10:04:00Carsten KossendeyManual testing270271--2.636--
2015-02-14T10:04:00Carsten KossendeyManual testing271272--5.271--
2017-06-07T17:49:25Carsten KossendeyManual testing272273--10.54--
2018-11-03T16:00:09Strolling JellyfishManual testing273274--21.09--
2018-11-03T16:00:11Strolling JellyfishManual testing27427574.6972310.43623.021.25


ECM factoring results:
Exponent "90726341" not found


Lucas-Lehmer results:
Exponent "90726341" not found


PRP results:
Exponent "90726341" not found


P-1 factor-bounds graph:
B1 = 10000 (stage 1)
102
103
104
102
103
104
105
106
107
108
109
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-11-03T16:00:11+00:00