is 2 85739659 - 1
has 25810210 decimal digits
takes 276.153 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-L8C0569DC64C4BD__
needs double-check
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276178.493864.4737%690000136275006.51433.4550%185.008165.7011%1.2274%
PrimeNet2715.575961.9718%360000170000005.91535.3868%11.491264.0203%2.0485%
GPU7227589.245864.0000%550000190000007.26313.9483%96.509065.4214%1.4214%
Difference+1+89.2479+0.4737%+140000-5372500-0.7488-0.4934%+88.4991+0.2797%+0.2797%

Known prime factors:
No known factors for M85739659

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-02-02T03:47:13jackwingg-0066900001362750012---6.514--3.455%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-28T17:30:00Architects Cubedm1_68264265--0.044--
2013-03-04T02:17:00wangyun183Manual testing265266--0.087--
2013-03-08T10:54:00ssss266267--0.174--
2013-06-17T07:24:00g0bManual testing267268--0.349--
2013-08-20T23:14:00processinfoManual testing268269--0.697--
2013-10-20T21:47:00albin_pouillesprod-2269270--1.394--
2014-08-18T08:44:00Ryan PropperManual testing270271--2.789--
2017-03-08T19:55:18Judge HaleManual testing271272--5.578--
2017-03-08T20:55:17Judge HaleManual testing272273--11.16--
2017-05-05T22:48:31ANONYMOUSManual testing273274--22.31--
2017-10-08T15:59:05TheJudgerManual testing274275--44.62--
2017-10-08T15:59:05TheJudgerManual testing275276--89.25--


ECM factoring results:
No ECM results for M85739659


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2019-04-11T23:02:19DionEverDiscovery_Prime_28C0569DC64C4BD__276.2


PRP results:
No PRP results for M85739659


P-1 factor-bounds graph:
B1 = 690000, B2 = 13627500 (P-1 stage 2)
B1 = 690000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2019-04-11T23:02:19+00:00