is 2 3475279147 - 1
has 1046163267 decimal digits
takes 735,882.315 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
Actual2690.034453.6232%----0.034453.6232%
Target291144,301.236364.8352%180000008000000000139,050.04644.3422%283,351.282766.3621%
Difference-22-144,301.2019-11.2120%-18000000-8000000000-139,050.0464-4.3422%-283,351.2483-12.7389%

Known prime factors (7 factors, 373.1 bits, 0.00001073% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3475279147347527914711135.0165
5		2012-08-20151.333e-120.00040.0006
347527914746429729403931342.078668
22 × 167		2019-08-0541672.681e-100.00400.0051
34752791471769056096988891547.33025452
22 × 32 × 7 × 101		2019-08-0591018.632e-90.00430.0056
34752791477450951505393932571859.370107199324
22 × 32 × 293 × 10163		2019-11-30293101633.283e-50.25510.3175
34752791477797692894917383531859.436112188008
23 × 19 × 29 × 31 × 821		2019-11-30318212.883e-50.02270.0256
347527914759528169664052026331962.368856451628
22 × 32 × 89 × 267307		2019-11-30892673070.00034.49748.3515
34752791472045945638713084145692167.47129435702172
22 × 3 × 6857 × 357733		2021-01-0768573577330.01007.974811.177

120 Composite Factors:
P-1 results:
No P-1 results for M3475279147


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2019-08-0524224342.078139.95488e-111,495,97018.01
2019-08-0524724847.330153.23694e-91,495,9700.070
2019-11-30slaurpalvi2-rtx2126462.368190.0011,495,9700.070
2019-11-30slaurpalvi2-rtx2126459.370180.0011,495,9700.070
2019-11-30slaurpalvi2-rtx2126459.436180.0011,495,9700.070
2021-09-22Seth_Tr108026726867.471210.0091,495,9700.033
2022-01-07slaurnocebo-165026426867.471210.0161,495,9700.033
2021-01-07ramgeisr4mg31s2126947.330150.0341,495,9700.070
2021-01-07ramgeisr4mg31s2126967.471210.0341,495,9700.033
2021-01-07ramgeisr4mg31s2126935.016110.0341,495,97018.01
2021-01-07ramgeisr4mg31s2126942.078130.0341,495,97018.01
2021-01-07ramgeisr4mg31s2126962.368190.0341,495,9700.070
2021-01-07ramgeisr4mg31s2126959.370180.0341,495,9700.070
2021-01-07ramgeisr4mg31s2126959.436180.0341,495,9700.070
2021-09-22Seth_Tr108026426967.471210.0331,495,9700.033
Missing TF 69 - 70
Missing TF 70 - 71
Missing TF 71 - 72
Missing TF 72 - 73
Missing TF 73 - 74
2022-01-18ramgeisr4mg31s274275--1.101--
2022-01-18ramgeisr4mg31s275276--2.202--
2022-01-19ramgeisr4mg31s276277--4.404--
2022-01-22ramgeisr4mg31s27727835.016118.8071,495,97018.01
2022-01-22ramgeisr4mg31s27727842.078138.8071,495,97018.01
2022-01-30ramgeisr4mg31s278279--17.61--
2022-02-10ramgeisr4mg31s279280--35.23--
2022-04-18ramgeisr4mg31s280281--70.46--


ECM factoring results:
No ECM results for M3475279147


Lucas-Lehmer results:
No L-L results for M3475279147


PRP results:
No PRP results for M3475279147


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
TF factor-bounds graph:
281
280
279
278
277
276
275
269
268
264
248
243
this exponent TF target: 91
250
260
270
280
290
2100
Last modified: 2023-07-11T14:45:05+00:00