is 2 10061729 - 1
has 3028883 decimal digits
takes 2.935 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-L7A4EE69D195C9241double-checked
PRP7CC86BB34EEECB__
unverified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2685.923964.7059%55000550000.02330.7450%5.947264.9688%0.2629%
PrimeNet2640.353762.5000%4500013000000.04793.7479%0.401763.9055%1.4055%
GPU722685.923964.7059%6500015000000.06062.5703%5.984565.6131%0.9072%
Difference----10000-1445000-0.0373-1.8253%-0.0373-0.6442%-0.6442%

Known prime factors (1 factor, 64.9 bits, 0.00064493% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10061729342185343367969494412064.8911700430131680
25 × 5 × 7 × 19 × 79907431
2011-04-2532799074310.37631.84123.4388

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2003-09-14T00:00:00namjoshiv4_computers5500055000---0.023--0.745%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-08-31T00:00:00ANONYMOUSv4_computers21264--0.354--
2022-04-09T12:56:26James HeinrichManual testing26426564.891200.0235.9650.046
2022-04-09T12:56:26James HeinrichManual testing265266--0.743--
2022-04-09T12:56:26James HeinrichManual testing266267--1.485--
2022-03-27T04:53:26Lisander ViaeneManual testing267268--2.971--


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)
2000-08-24T00:00:00ANONYMOUSv4_computers7A4EE69D195C92412.935
2003-11-16T00:00:00namjoshiv4_computers7A4EE69D195C92412.935


PRP results:
dateuseridcompidcofactorsres64PRP
2019-12-28T16:38:53Niels_Mache_NextcloudSuperDry-X
34218534336796949441
7CC86BB34EEECB__no
2021-01-25T21:09:33marssystemsSYSTEM01
34218534336796949441
7CC86BB34EEECB19no


P-1 factor-bounds graph:
B1 = 55000 (P-1 stage 1)
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
268
267
266
265
264
250
260
270
280
290
2100
Last modified: 2022-04-09T12:56:26+00:00