is 2 4229766179 - 1
has 1273286495 decimal digits
takes 1,144,827.339 GHz-days to do one PRP test
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2710.113054.9296%----0.113054.9296%
Target292237,122.836765.2174%200000009600000000212,689.82294.2588%449,812.659666.6987%
Difference-21-237,122.7236-10.2878%-20000000-9600000000-212,689.8229-4.2588%-449,812.5466-11.7691%

Known prime factors (6 factors, 299.1 bits, 0.00000707% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4229766179761357912231136.1489
32
2012-08-20992.211e-120.00350.0072
42297661794821933444071238.81157
3 × 19
2019-07-133199.832e-120.00150.0024
422976617928508624046471341.375337
337
2019-07-1313371.248e-100.00760.0135
422976617978102209518617111652.794923245
5 × 184649
2019-07-1351846491.705e-73.95007.3739
422976617914846109099154013931960.365175495624
23 × 17 × 167 × 7727
2020-01-1316777276.259e-50.22720.3085
42297661798699702790252640576572169.560102839050932
22 × 3 × 19 × 23 × 19610803
2023-06-1523196108030.0331419.33783.17

57 Composite Factors:
P-1 results:
No P-1 results for M4229766179


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2019-07-1323823938.811121.17493e-12248,1622.49911e-12
2019-07-1324124241.375135.55722e-11248,1621.18204e-10
2019-07-1325225352.794162.87063e-8248,1626.10590e-8
2020-01-13slaurpalvi2-rtx2126460.365190.001233,3420.002
Missing TF 64 - 65
Missing TF 65 - 66
Missing TF 66 - 67
Missing TF 67 - 68
2023-06-15slaurpalvi2-rtx26827169.560210.0992,322,7300.221


ECM factoring results:
No ECM results for M4229766179


Lucas-Lehmer results:
No L-L results for M4229766179


PRP results:
No PRP results for M4229766179


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
271
264
253
242
239
this exponent TF target: 92
250
260
270
280
290
2100
Last modified: 2023-07-11T14:45:05+00:00