is 2 973518649 - 1
has 293058315 decimal digits
takes 46,174.530 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
Actual2743.929959.4595%----3.929959.4595%0.0000%
PrimeNet281503.054962.9630%34000002600000001,195.31645.8339%1,698.371365.1237%2.1607%
GPU722858,048.880664.7059%55000002600000001,331.87374.4187%9,380.754466.2654%1.5595%
Difference-11-8,044.9507-5.2464%-5500000-260000000-1,331.8737-4.4187%-9,376.8244-6.8060%-1.5595%

Known prime factors (2 factors, 132.9 bits, 0.00001365% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
973518649477131110322482028872065.37124505494107
24505494107
2012-06-131245054941070.011491,822171,499
9735186492089376163543743599992167.502107310536151
3 × 7 × 13 × 1549 × 253763
2022-09-2115492537630.05441.05161.7759

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
973518649996906368792954181710828054019852911711340132.873
P-1 results:
No P-1 results for M973518649


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-06-13T09:46:00lindedskynet-node034??65.371200.00494,5490.008
2010-05-14T09:05:00lindeetanagra263264--0.002--
2010-12-20T03:19:00lindedskynet-node035264265--0.004--
2022-09-21T07:11:56TJAOIManual testing267268*67.502210.02494,5490.049
2022-09-25T22:01:49LordJuliusManual testing2127067.502210.05494,5490.111
2022-09-25T22:01:49LordJuliusManual testing2127065.371200.01194,5490.023
2022-09-25T22:01:49LordJuliusManual testing270271--0.246--
2022-09-25T22:01:49LordJuliusManual testing271272--0.491--
2022-09-25T22:01:49LordJuliusManual testing272273--0.983--
2022-09-25T22:01:49LordJuliusManual testing273274--1.965--


ECM factoring results:
No ECM results for M973518649


Lucas-Lehmer results:
No L-L results for M973518649


PRP results:
No PRP results for M973518649


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
274
273
272
271
270
268
265
264
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:49+00:00