is 2 4934399 - 1
has 1485403 decimal digits
takes 0.684 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
Actual2676.021865.6716%----6.021865.6716%0.0000%
PrimeNet2610.062362.2951%220004500000.00913.3060%0.071463.5416%1.2465%
GPU722651.478564.6154%340007000000.01412.4106%1.492765.4684%0.8530%
Difference+2+4.5433+1.0563%-34000-700000-0.0141-2.4106%+4.5291+0.2033%+0.2033%

Known prime factors (2 factors, 113.9 bits, 0.00230838% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
49343999868799723.2341
1
-112.265e-132.010e-74.090e-7
493439919702012848229994885357243692890.670199639437834577168216
23 × 2237 × 12487 × 893371832833
2019-08-141248789337183283368,809,7939,782.718,271

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
49343991944352046945993252946186811706283135113.905
P-1 results:
No P-1 results for M4934399


Trial Factoring results:
No TF results for M4934399


ECM factoring results:

Old Calculation Method

Total ECM effort:0.420 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.420 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.07792.596%
25500000.00799.291%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.420


Lucas-Lehmer results:
No L-L results for M4934399


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T19:11:06kkmrkkblmbrbkManual testing
9868799
83CC8D7A162DF7__no
2018-04-12T09:28:53ATHec2-PRPCFDC
9868799
83CC8D7A162DF7__no
2019-08-17T10:25:42fre_gamesgpu
9868799
1970201284822999488535724369
9014DA9D4C16B5CCno
2019-08-18T13:39:27marssystemsSYSTEM01
9868799
1970201284822999488535724369
9014DA9D4C16B5CCno


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
267
220
230
240
250
260
270
280
290
2100
Last modified: 2019-08-18T13:39:27+00:00