is 2 90719351 - 1
has 27309246 decimal digits
takes 305.842 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
Actual27584.347064.0000%10000100000.04890.0912%84.395964.0328%2.0610%
PrimeNet2715.269961.9718%400000180000006.64285.5495%11.912764.0822%2.1104%
GPU7227584.347064.0000%600000200000008.09994.0610%92.446965.4620%1.4620%
Difference----590000-19990000-8.0510-3.9698%-8.0510-1.4291%-1.4291%

Known prime factors (1 factor, 74.9 bits, 0.00008252% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
90719351343605784296492740486632374.863189378440491981
13 × 37 × 393718171501
2018-11-173739371817150162.995104,860195,849

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-03-29T23:29:18c10ck3rManual testing1000010000---0.049--0.091%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-16T03:19:00Carsten Kossendeyleela264265--0.041--
2010-10-02T14:35:00Carsten KossendeyManual testing265266--0.082--
2010-12-25T08:39:00Carsten KossendeyManual testing266267--0.165--
2011-08-17T03:10:00Carsten KossendeyManual testing267268--0.329--
2013-06-24T09:20:00Carsten KossendeyManual testing268269--0.659--
2014-06-03T01:11:00SMoffatManual testing269270--1.318--
2014-11-19T03:54:00shaugeManual testing270271--2.636--
2016-05-02T10:19:44Carsten KossendeyManual testing271272--5.272--
2017-06-02T02:19:42Carsten KossendeyManual testing272273--10.54--
2018-11-14T09:56:53penluManual testing273274--21.09--
2018-11-17T16:00:08Strolling JellyfishManual testing27427574.8632320.82622.942.41


ECM factoring results:
Exponent "90719351" not found


Lucas-Lehmer results:
Exponent "90719351" not found


PRP results:
Exponent "90719351" not found


P-1 factor-bounds graph:
B1 = 10000 (stage 1)
100
101
102
103
104
100
101
102
103
104
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109
1010
1011
1012
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
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270
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2100
Last modified: 2018-11-17T16:00:08+00:00