is 2 785618719 - 1
has 236494800 decimal digits
takes 30,279.055 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
Actual2744.869959.4595%----4.869959.4595%0.0000%
PrimeNet280311.686362.5000%2800000200000000756.91215.8381%1,068.598364.6893%2.1893%
GPU722844,986.983564.2857%4500000200000000846.74114.4024%5,833.724765.8580%1.5723%
Difference-10-4,982.1137-4.8263%-4500000-200000000-846.7411-4.4024%-5,828.8548-6.3985%-1.5723%

Known prime factors (2 factors, 132.3 bits, 0.00001684% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
785618719313173078896617963612064.76419931620220
22 × 5 × 587 × 1697753
2011-08-1558716977530.00705.20039.655
7856187192090140051146063313692167.502133025092236
22 × 33 × 19 × 64827043
2022-09-2127648270430.0381197.39368.66

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
785618719654575595142547191849461372808856434820940132.266
P-1 results:
No P-1 results for M785618719


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-08-15T17:45:00monstampere??64.764200.00261,9260.005
2010-04-23T15:56:00Architects CubedManual testing263264--0.002--
2022-09-21T07:12:57TJAOIManual testing267268*67.502210.00061,9260.001
2022-09-25T22:01:41LordJuliusManual testing2127067.502210.03861,9260.078
2022-09-25T22:01:41LordJuliusManual testing2127064.764200.00761,9260.014
2022-09-25T22:01:41LordJuliusManual testing270271--0.304--
2022-09-25T22:01:41LordJuliusManual testing271272--0.609--
2022-09-25T22:01:41LordJuliusManual testing272273--1.218--
2022-09-25T22:01:41LordJuliusManual testing273274--2.435--


ECM factoring results:
No ECM results for M785618719


Lucas-Lehmer results:
No L-L results for M785618719


PRP results:
No PRP results for M785618719


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
274
273
272
271
270
268
264
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:41+00:00