is 2 90189863 - 1
has 27149855 decimal digits
takes 304.057 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
Actual27584.842264.0000%----84.842264.0000%2.0282%
PrimeNet2715.300861.9718%360000180000006.45795.4740%11.758764.0535%2.0817%
GPU7227584.842264.0000%600000200000008.09994.0581%92.942165.4609%1.4609%
Difference----600000-20000000-8.0999-4.0581%-8.0999-1.4609%-1.4609%

Known prime factors (1 factor, 74.2 bits, 0.00008225% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90189863214306527093588569410092374.182118808544533208
23 × 3 × 4950356022217
2018-11-258495035602221757.1851,318,4402,462,479

P-1 results:
Exponent "90189863" not found


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-02-15T06:54:00Carsten Kossendeyleela264265--0.041--
2010-09-12T11:20:00Carsten Kossendeymother265266--0.083--
2010-12-24T21:36:00Carsten KossendeyManual testing266267--0.166--
2011-09-20T05:12:00Carsten KossendeyManual testing267268--0.331--
2012-05-23T06:16:00Carsten KossendeyManual testing268269--0.663--
2013-11-18T14:12:00Carsten KossendeyManual testing269270--1.326--
2014-11-20T11:37:00SWL551Manual testing270271--2.651--
2015-01-25T09:03:00Carsten KossendeyManual testing271272--5.303--
2016-08-28T15:17:29Carsten KossendeyManual testing272273--10.61--
2017-10-28T13:38:03proxy2222Manual testing273274--21.21--
2018-11-25T15:47:08TheJudgerManual testing27427574.1822314.77619.330.08


ECM factoring results:
Exponent "90189863" not found


Lucas-Lehmer results:
Exponent "90189863" not found


PRP results:
Exponent "90189863" not found


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-11-25T15:47:08+00:00