is 2 90162803 - 1
has 27141709 decimal digits
takes 303.966 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
Actual27584.867764.0000%10000100000.04890.0911%84.916664.0328%2.0610%
PrimeNet2715.302461.9718%360000180000006.45795.4738%11.760364.0534%2.0816%
GPU7227584.867764.0000%600000200000008.09994.0580%92.967665.4609%1.4609%
Difference----590000-19990000-8.0510-3.9669%-8.0510-1.4281%-1.4281%

Known prime factors (1 factor, 74.5 bits, 0.00008260% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90162803262601500149331881689212374.475145626295662820
22 × 5 × 7 × 284387 × 3657649
2018-10-29284387365764945.0052.28862.8293

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-03-29T23:29:27c10ck3rManual testing1000010000---0.049--0.091%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-02-13T23:07:00Carsten Kossendeyleela264265--0.041--
2010-06-08T06:14:00Carsten Kossendeyleela265266--0.083--
2010-09-19T22:48:00Carsten KossendeyManual testing266267--0.166--
2010-12-17T14:22:00Carsten KossendeyManual testing267268--0.332--
2011-04-01T07:41:00Carsten KossendeyManual testing268269--0.663--
2013-11-17T07:13:00Carsten KossendeyManual testing269270--1.326--
2014-03-17T02:27:00SMoffatManual testing270271--2.652--
2015-02-09T07:02:00Carsten KossendeyManual testing271272--5.304--
2016-08-24T20:35:10Carsten KossendeyManual testing272273--10.61--
2018-01-15T14:04:22Carsten KossendeyManual testing273274--21.22--
2018-10-29T16:05:08Strolling JellyfishManual testing27427574.475232.572619.25.239


ECM factoring results:
Exponent "90162803" not found


Lucas-Lehmer results:
Exponent "90162803" not found


PRP results:
Exponent "90162803" not found


P-1 factor-bounds graph:
B1 = 10000 (stage 1)
103
104
105
106
103
104
105
106
107
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-10-29T16:05:08+00:00