is 2 90668371 - 1
has 27293900 decimal digits
takes 305.670 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
Actual27584.394564.0000%10000100000.04890.0912%84.443364.0328%2.0610%
PrimeNet2715.272861.9718%400000180000006.64285.5491%11.915664.0821%2.1102%
GPU7227584.394564.0000%600000200000008.09994.0608%92.494365.4619%1.4619%
Difference----590000-19990000-8.0510-3.9696%-8.0510-1.4290%-1.4290%

Known prime factors (1 factor, 74.8 bits, 0.00008254% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90668371337437619665490162310812374.837186083424651740
22 × 5 × 72 × 11 × 1291 × 13370963
2018-11-2712911337096370.3283.56716.6512

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-03-19T04:15:09c10ck3rManual testing1000010000---0.049--0.091%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-16T02:51:00Carsten Kossendeyleela264265--0.041--
2010-09-08T04:57:00Carsten KossendeyManual testing265266--0.082--
2010-12-24T21:36:00Carsten KossendeyManual testing266267--0.165--
2011-08-18T15:15:00Carsten KossendeyManual testing267268--0.330--
2012-07-18T11:06:00Carsten KossendeyManual testing268269--0.659--
2014-04-08T10:37:00Scott Bennetthellas269270--1.319--
2014-11-24T01:45:00ANONYMOUS270271--2.637--
2016-04-01T20:27:15Carsten KossendeyManual testing271272--5.275--
2017-05-17T01:59:26Carsten KossendeyManual testing272273--10.55--
2018-11-14T14:42:32gcardonaManual testing273274--21.10--
2018-11-27T16:10:05Strolling JellyfishManual testing27427574.8372328.13622.657.30


ECM factoring results:
Exponent "90668371" not found


Lucas-Lehmer results:
Exponent "90668371" not found


PRP results:
Exponent "90668371" not found


P-1 factor-bounds graph:
B1 = 10000 (stage 1)
102
103
104
102
103
104
105
106
107
108
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-11-27T16:10:05+00:00