is 2 6095549 - 1
has 1834944 decimal digits
takes 1.080 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L1F1B0E2F9AB8B5A9double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2674.874765.6716%11500022137500.05893.2602%4.933666.7908%1.1192%
PrimeNet2620.100862.9032%260006000000.01473.3383%0.115564.1416%1.2384%
GPU722662.422865.1515%400009000000.02232.4235%2.445165.9961%0.8445%
Difference+1+2.4519+0.5201%+75000+1313750+0.0366+0.8367%+2.4885+0.7948%+0.7948%

Known prime factors (1 factor, 65.2 bits, 0.00106889% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6095549410662803533855699992065.1553368546488051
3368546488051
2011-08-11133685464880511.762447,16288,085

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2000-11-15T00:00:00ANONYMOUSv4_computers2000075000---0.006--0.810%
2011-04-10T08:15:00markrtiny1150002213750---0.059--3.260%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1998-11-28T00:00:00Mark Dv4_computers21262--0.101--


ECM factoring results:

Old Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CurvesCompleteFacMiss

New Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CompleteFacMiss


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-01-10T00:00:00Mark Dv4_computers1F1B0E2F9AB8B5A91.080
2000-12-14T00:00:00ANONYMOUSv4_computers1F1B0E2F9AB8B5A91.080


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T17:01:34kkmrkkblmbrbkManual testing
41066280353385569999
9951C2E77D6ADB__no
2018-09-17T10:25:30ANONYMOUS
41066280353385569999
9951C2E77D6ADB__no


P-1 factor-bounds graph:
B1 = 115000, B2 = 2213750 (P-1 stage 2)
B1 = 115000 (P-1 stage 1)
B1 = 20000, B2 = 75000 (P-1 stage 2)
B1 = 20000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2018-09-17T10:25:30+00:00