is 2 1459 - 1
has 440 decimal digits
takes 0.000 GHz-days to do one PRP test
Has been fully factored.
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-
Cofactor is a certified prime

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual26720,365.947683.5821 %----20,365.947683.5821 %
Target2440.001675.0000 %500500000.00000.6860 %0.001675.1715 %
Difference+23+20,365.9460+8.5821 %-500-500000.0000-0.6860 %+20,365.9460+8.4106 %

Known prime factors (3 factors, 1,459.0 bits, 100.00000000% known):
Remaining cofactor is a certified-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
145914591513.8335
5
-157.486e-132.880e-114.812e-11
145993377516.51132
25
2009-03-0532326.025e-127.566e-101.540e-9
1459
click to show decimal representation
4311,428.6562009-03-05

1 Composite Factors:
P-1 results:
No P-1 results for M1459


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2009-03-05ANONYMOUSManual testing??
16.511
5


ECM factoring results:
No ECM results for M1459


Lucas-Lehmer results:
No L-L results for M1459


PRP results:
dateuseridcompidcofactorsres64
2017-11-16kkmrkkblmbrbkkel1
14591
93377
Probable Prime!


CERT results:
No CERT results for M1459


P-1 factor-bounds graph:
100
101
102
100
101
102
TF factor-bounds graph:
this exponent TF target: 44
TF double-checked to: 67
250
260
270
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Last modified: 2024-03-13T02:15:48+00:00