is 2 90074807 - 1
has 27115219 decimal digits
takes 303.669 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
Actual27584.950664.0000%10000100000.04890.0910%84.999564.0328%2.0609%
PrimeNet2715.307661.9718%360000180000006.45795.4732%11.765564.0532%2.0813%
GPU7227584.950664.0000%600000200000008.09994.0575%93.050565.4607%1.4607%
Difference----590000-19990000-8.0510-3.9665%-8.0510-1.4279%-1.4279%

Known prime factors (1 factor, 74.5 bits, 0.00008274% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90074807272000672548704181997692374.526150985986874612
22 × 167 × 2129 × 106165771
2018-11-21212910616577183.22228.28552.811

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-02-25T21:36:03c10ck3rManual testing1000010000---0.049--0.091%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-02T09:26:00Carsten Kossendeyleela264265--0.041--
2010-01-28T23:13:00Carsten Kossendeyleela265266--0.083--
2010-02-17T20:55:00Carsten Kossendeymother266267--0.166--
2010-04-06T06:34:00Carsten Kossendeymother267268--0.332--
2010-07-30T04:05:00Carsten Kossendeyleela268269--0.664--
2013-06-28T13:15:00Carsten KossendeyManual testing269270--1.327--
2015-01-06T05:27:00JakeWManual testing270271--2.655--
2015-01-19T09:02:00Carsten KossendeyManual testing271272--5.310--
2016-07-18T10:49:29Carsten KossendeyManual testing272273--10.62--
2017-11-19T11:03:18Carsten KossendeyManual testing273274--21.24--
2018-11-21T16:10:04Strolling JellyfishManual testing27427574.5262340.75618.683.00


ECM factoring results:
Exponent "90074807" not found


Lucas-Lehmer results:
Exponent "90074807" not found


PRP results:
Exponent "90074807" not found


P-1 factor-bounds graph:
B1 = 10000 (stage 1)
102
103
104
102
103
104
105
106
107
108
109
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2018-11-21T16:10:04+00:00