is 2 99867301 - 1
has 30063054 decimal digits
takes 380.883 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual278612.978565.3846%725000125062507.55902.8565%620.537566.3734%0.9888%
PrimeNet2729.576062.5000%400000200000008.11755.1983%17.693564.4494%1.9494%
GPU72276153.243364.4737%6500002200000010.02733.8398%163.270665.8378%1.3641%
Difference+2+459.7352+0.9109%+75000-9493750-2.4683-0.9833%+457.2669+0.5356%+0.5356%

Known prime factors (1 factor, 80.1 bits, 0.00008016% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9986730112589632634907298261986572580.0596303180575044928
26 × 149 × 247069 × 2675317
2020-08-0824706926753173,124.92.09802.7807

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-08-08T01:54:30Jwb52zClay725000125062502580.0597.559761.815.122.856%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-10-12T19:56:001997rj7compa264265--0.037--
2012-06-26T19:49:00Jimmy BrüggemannManual testing265266--0.075--
2013-08-16T18:22:00Le ComteManual testing266267--0.150--
2013-08-24T20:39:00processinfoManual testing267268--0.299--
2013-10-24T20:10:00arnaudSRV-420268269--0.599--
2014-08-25T07:29:00g0bManual testing269270--1.197--
2014-10-02T14:41:00Red RavenManual testing270271--2.394--
2017-02-06T10:05:10monstManual testing271272--4.789--
2019-03-19T05:50:22Niels_Mache_NextcloudManual testing272273--9.58--
2019-12-16T22:20:13ixfd64Manual testing273274--19.16--
2020-02-12T19:24:56TheJudgerManual testing274275--38.31--
2020-02-12T19:24:56TheJudgerManual testing275276--76.62--
2020-02-12T19:24:56TheJudgerManual testing276277--153.2--
2020-04-13T07:04:54SRBaseManual testing277278--306.5--


ECM factoring results:
No ECM results for M99867301


Lucas-Lehmer results:
No L-L results for M99867301


PRP results:
No PRP results for M99867301


P-1 factor-bounds graph:
B1 = 725000, B2 = 12506250 (P-1 stage 2)
B1 = 725000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2020-08-08T01:54:30+00:00