is 2574307-1
has 172,884 decimal digits
takes 0.008 GHz-days to do one L-L 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
Actualunknown1,500,00050,000,0000.0876181.6752%0.0876181.6752%131.6752%
PrimeNet2400.000050.0000%5,500200,0000.000320.0171%0.000370.0171%20.0171%
GPU722440.000054.5455%10,000340,0000.000615.2102%0.000669.7557%15.2102%
Difference-440.0000-54.5455%+1,490,000+49,660,000+0.0870+166.4650%+0.0870+111.9195%+111.9195%

Known prime factors (2 factors, 155.5 bits, 0.02707199% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
57430772236334471032.7506289
19 × 331
19331-1.356e-97.612e-78.177e-7
574307879603247635140100631316354342849811137122.7267657953391088216760646451761365
3 × 5 × 23 × 59 × 8629 × 32653 × 548123 × 1030817 × 2363189
1,030,8172,363,1892014-11-042.522e+110.02330.0444

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
5743076353931439707021683451322632869113600759591861747155.476
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-11-04T11:23:00alpertronManual testing1,500,00050,000,0001237122.7260.0880.0170.17533.040%


Trial Factoring results:
Exponent "574307" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,0002814.554
250,00025,000,000443.565


Lucas-Lehmer results:
Exponent "574307" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-27T11:26:06Oliver KruseGTX-3
7223633447
8796032476351401006313163543428498111
2A286C2CE5BB1B41no
2017-09-28T09:43:31Oliver KruseManual testing
7223633447
8796032476351401006313163543428498111
2A286C2CE5BB1B__no
2017-10-13T11:38:49Oliver KruseThreadripper2A286C2CE5BB1B__no
2017-12-15T22:16:28ATHec2-1xf
7223633447
8796032476351401006313163543428498111
2A286C2CE5BB1B__no
2020-04-19T09:23:11Oliver KruseAddPrpType5
7223633447
8796032476351401006313163543428498111
46F662C8C4A96B__no


P-1 factor-bounds graph:
B1 = 1,500,000, B2 = 50,000,000 (stage 2)
B1 = 1,500,000 (stage 1)
100
101
102
103
104
105
106
107
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
230
240
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2020-04-19T09:23:11+00:00