is 2 509335237 - 1
has 153325185 decimal digits
takes 12,846.567 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
Actual2670.058356.7164%----0.058356.7164%0.0000%
PrimeNet278120.189062.8205%1900000130000000324.73365.9306%444.922665.0255%2.2050%
GPU722821,923.029764.6341%3000000130000000362.77124.4348%2,285.800966.2025%1.5684%
Difference-15-1,922.9713-7.9177%-3000000-130000000-362.7712-4.4348%-2,285.7426-9.4861%-9.4861%

Known prime factors (3 factors, 181.3 bits, 0.00003560% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5093352371317108681961497911856.870129296835
32 × 5 × 229 × 12547
2008-06-12229125472.503e-50.03290.0467
5093352371470204911979871671857.029144325859
59 × 487 × 5023
2015-05-1948750235.139e-50.02680.0362
5093352372008558823089486567432167.445197174540183
1543 × 1789 × 71429
2022-08-051789714290.11120.20420.2658

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
5093352371936419653831128823963347842773209735113.899
5093352372645490264121531108307545937387019071338124.315
5093352372952993047706673232178048411000201708138124.474
50933523738894127809064030993465327055587598575450529680165
80071
55181.344
P-1 results:
No P-1 results for M509335237


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-05-19T12:36:00TJAOIManual testing257258*57.029181.36987e-526,2962.80407e-5
2022-08-05T09:31:08TJAOIManual testing267268*67.445210.05326,2960.108


ECM factoring results:
No ECM results for M509335237


Lucas-Lehmer results:
No L-L results for M509335237


PRP results:
No PRP results for M509335237


P-1 factor-bounds graph:
101
102
103
104
101
102
103
104
105
TF factor-bounds graph:
268
267
258
250
260
270
280
290
2100
Last modified: 2022-08-05T09:31:08+00:00