is 2 157429 - 1
has 47391 decimal digits
takes 0.001 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual267188.744973.1343%3000000018000000000.606011.4215%189.350984.5558%29.5558%
PrimeNet2400.000055.0000%1700360000.000010.9778%0.000065.9778%10.9778%
GPU722440.000059.0909%2800550000.00007.4748%0.000066.5657%7.4748%
Difference+23+188.7449+14.0434%+29997200+1799945000+0.6060+3.9467%+189.3508+17.9901%+17.9901%

Known prime factors (4 factors, 194.7 bits, 0.12366559% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
157429184821647927.462587
587
-15871.280e-101.578e-72.847e-7
15742915003454195457991650.4144765149431
7 × 151 × 1063 × 4241
2008-08-26106342410.00155.925e-61.037e-5
1574292515576136619180971857.804798955763112
23 × 32 × 13 × 29 × 31 × 43 × 71 × 311
2008-08-26713110.22684.030e-76.926e-7
1574295788869459533604491859.0061838565149856
25 × 3 × 17 × 59 × 1951 × 9787
2008-08-26195197870.80201.140e-51.903e-5

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1574292772963115093605631109532477.876
157429464932924723854038666457592685.265
1574291069908387779000633688395032786.468
15742937742331340953052556620887842450333108.218
15742986853037779598085352733131070375133109.420
15742914562341870406310952263843615714555336116.810
1574296975599840054661723192233245643940961644141135.679
15742916052321489378541132938713235893598889789742136.882
1574292691436008665554949391541955606799192418579144144.271
15742921848542923124111936444479559604383037590559268184
7
51167.224
15742940380836876019927535060280362639167414263500755970
109542009
59194.686
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-12-25T01:34:24kkmrkkblmbrbkManual testing100000000200000000012---0.975--12.119%
unknown300000001800000000---0.606--11.421%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-08-26T20:12:00ANONYMOUSManual testing??50.414160.0010.0010.001


ECM factoring results:
Total ECM effort:12.077 GHz-days
Estimated T-Level:29.773
DigitsB1CurvesCompleteFacMiss
2011000892 / 1008.9200.013%
2550000892 / 2803.1864.111%
30250000611 / 6400.95538.465%
3510000009 / 15800.00699.432%

ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
10.00000e+0
5000050000002810.978
2500002500000060210.47
100000010000000090.626


Lucas-Lehmer results:
Exponent "157429" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T23:30:48Oliver KruseOllaptop7B649D48DC780D__?
2017-09-22T10:03:12Oliver KruseManual testing7B649D48DC780D__?
2017-10-11T23:12:48kkmrkkblmbrbkc4.xlarge7B649D48DC780D__no
2020-04-17T15:48:38Oliver KruseAddPrpType5
184821647
1500345419545799
251557613661918097
578886945953360449
ABE361B751DB97__no


P-1 factor-bounds graph:
B1 = 100000000, B2 = 2000000000 (stage 2)
B1 = 30000000, B2 = 1800000000 (stage 2)
B1 = 100000000 (stage 1)
B1 = 30000000 (stage 1)
100
101
102
103
104
105
106
107
108
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2020-04-17T15:48:38+00:00