is 2 90248201 - 1
has 27167416 decimal digits
takes 304.253 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
Actual27584.787464.0000%----84.787464.0000%2.0282%
PrimeNet2715.297461.9718%360000180000006.45795.4744%11.755364.0537%2.0818%
GPU7227584.787464.0000%600000200000008.09994.0585%92.887365.4610%1.4610%
Difference----600000-20000000-8.0999-4.0585%-8.0999-1.4610%-1.4610%

Known prime factors (1 factor, 74.3 bits, 0.00008234% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90248201233607885100933591228392374.307129425230925619
3 × 43141743641873
2018-11-2534314174364187383.49411,490,04421,460,203

P-1 results:
Exponent "90248201" not found


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-02-16T09:33:00Carsten Kossendeyleela264265--0.041--
2010-06-13T21:31:00Carsten Kossendeyleela265266--0.083--
2010-12-25T08:38:00Carsten KossendeyManual testing266267--0.166--
2011-08-27T12:15:00Carsten KossendeyManual testing267268--0.331--
2013-06-24T09:16:00Carsten KossendeyManual testing268269--0.662--
2013-11-22T18:13:00Carsten KossendeyManual testing269270--1.325--
2014-11-28T16:26:00bunddogManual testing270271--2.650--
2015-10-30T09:26:20Carsten KossendeyManual testing271272--5.299--
2016-10-12T09:25:04Carsten KossendeyManual testing272273--10.60--
2018-03-08T13:59:23Carsten KossendeyManual testing273274--21.20--
2018-11-25T15:46:44TheJudgerManual testing27427574.3072341.10619.783.72


ECM factoring results:
Exponent "90248201" not found


Lucas-Lehmer results:
Exponent "90248201" not found


PRP results:
Exponent "90248201" not found


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-11-25T15:46:44+00:00