is 2 90016897 - 1
has 27097787 decimal digits
takes 303.474 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
Actual27585.005264.0000%----85.005264.0000%2.0282%
PrimeNet2715.311061.9718%360000180000006.45795.4727%11.768964.0530%2.0812%
GPU7227585.005264.0000%600000200000008.09994.0572%93.105165.4606%1.4606%
Difference----600000-20000000-8.0999-4.0572%-8.0999-1.4606%-1.4606%

Known prime factors (1 factor, 75.0 bits, 0.00008330% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90016897372798780845312907427692374.981207071557268472
23 × 32 × 13 × 161743 × 1367789
2016-09-22161743136778961.3801.11191.6091

P-1 results:
Exponent "90016897" not found


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-22T18:35:00Carsten Kossendeyleela265266--0.083--
2010-04-25T11:07:00GrunwalderGIMPGWPrime02266267--0.166--
2010-04-25T13:56:00GrunwalderGIMPGWPrime02267268--0.332--
2010-04-25T19:40:00GrunwalderGIMPGWPrime02268269--0.664--
2011-09-01T15:17:00hustensaftManual testing269270--1.328--
2014-11-30T19:11:00JakeWManual testing270271--2.656--
2015-01-08T20:10:00Carsten KossendeyManual testing271272--5.313--
2016-06-15T22:06:34Carsten KossendeyManual testing272273--10.63--
2016-09-22T12:16:24Carsten KossendeyManual testing273274--21.25--
2016-09-22T12:16:25Carsten KossendeyManual testing27427574.9812318.88618.238.45


ECM factoring results:
Exponent "90016897" not found


Lucas-Lehmer results:
Exponent "90016897" not found


PRP results:
Exponent "90016897" not found


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
250
260
270
280
290
2100
Last modified: 2016-09-22T12:16:25+00:00