is 2 4697753 - 1
has 1414165 decimal digits
takes 0.619 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
Actual2676.325165.6716%----6.325165.6716%0.0000%
PrimeNet2610.065462.2951%200004000000.00783.1217%0.073263.4721%1.1770%
GPU722651.553064.6154%300006000000.01172.2325%1.564765.4053%0.7900%
Difference+2+4.7721+1.0563%-30000-600000-0.0117-2.2325%+4.7605+0.2663%+0.2663%

Known prime factors (3 factors, 161.8 bits, 0.00344495% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
469775316160270331030.590172
22 × 43
-4433.158e-111.169e-61.554e-6
4697753136014965981572173672063.5601447659827811
32 × 3592 × 1248059
2017-03-1412888112480590.37150.03620.0501
46977532372455094782978849992167.68525250956093083
3 × 7 × 23 × 52279412201
2019-04-07235227941220112.196543.791,015.7

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
4697753219803861918796012491290821112994.150
46977533833951567747871089851091779673098.275
4697753322689399009714455197724527052321157763340131.245
4697753521474792062221989210390195803690796343350615288949161.835
P-1 results:
No P-1 results for M4697753


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2017-03-14T16:26:24TJAOIManual testing263264*63.560200.0321.2580.065


ECM factoring results:

Old Calculation Method

Total ECM effort:0.591 GHz-days
Estimated T-Level:0.150
DigitsB1CurvesCompleteFacMiss
20110003 / 1000.03097.030%
25500003 / 2800.01198.932%

New Calculation Method

Total ECM effort:0.591 GHz-days
Estimated T-Level:0.150
DigitsB1CompleteFacMiss
20110000.11589.102%
25500000.01198.938%


ECM Summary

B1B2factorcurvesGHz-days
50000500000030.591


Lucas-Lehmer results:
No L-L results for M4697753


PRP results:
dateuseridcompidcofactorsres64PRP
2017-11-19T08:19:12Oliver KruseGTX-1
1616027033
13601496598157217367
9A3F6ADE161B5D__no
2018-01-04T08:48:52kkmrkkblmbrbkc4.xlarge
1616027033
13601496598157217367
9A3F6ADE161B5D__no
2019-04-08T21:24:03EthanDLexxBuntu
1616027033
13601496598157217367
237245509478297884999
9A3F6ADE161B5D10no


P-1 factor-bounds graph:
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
267
264
230
240
250
260
270
280
290
2100
Last modified: 2019-04-08T21:24:03+00:00