is 2 5113709 - 1
has 1539380 decimal digits
takes 0.709 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
Actual2675.810665.6716%----5.810665.6716%0.0000%
PrimeNet2610.060162.2951%220005000000.00973.4110%0.069763.5812%1.2861%
GPU722651.426764.6154%340007000000.01412.4252%1.440865.4735%0.8581%
Difference+2+4.3839+1.0563%-34000-700000-0.0141-2.4252%+4.3698+0.1981%+0.1981%

Known prime factors (2 factors, 123.9 bits, 0.00242227% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
51137091164141599204335691856.69211382556176
24 × 32 × 17 × 19 × 101 × 2423
1998-01-1310124230.00334.573e-54.953e-5
51137091667233321176961324872167.17616301605362927
3 × 709 × 7664130401
2019-11-1270976641304017.514983.924156.75

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
51137091940895664761703589769006271550625610338123.868
P-1 results:
No P-1 results for M5113709


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1998-01-13T00:00:00ANONYMOUSv4_computers??56.692180.0011.4980.003
1998-01-26T00:00:00ANONYMOUSv4_computers??56.692180.0011.4980.003
1998-02-19T00:00:00ANONYMOUSv4_computers??56.692180.0011.4980.003


ECM factoring results:

Old Calculation Method

Total ECM effort:0.422 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.422 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.07792.596%
25500000.00799.291%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.422


Lucas-Lehmer results:
No L-L results for M5113709


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T06:30:20kkmrkkblmbrbkManual testing
116414159920433569
21C58434F6135F__no
2018-05-10T03:33:09Oliver KruseGTX-2
116414159920433569
21C58434F6135F__no
2019-11-13T08:09:54mnd9221Lb
116414159920433569
166723332117696132487
B734BC9D3177CDF7no
2019-11-20T00:19:48krackerGRID-11
116414159920433569
166723332117696132487
B734BC9D3177CDF7no


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
267
2
250
260
270
280
290
2100
Last modified: 2019-11-20T00:19:48+00:00