is 2 13504759 - 1
has 4065338 decimal digits
takes 5.992 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2672.200364.1791 %3000002101291507.54778.9046 %9.747967.3688 %
Target2698.840365.2174 %90000110000000.44032.7825 %9.280766.1852 %
Difference-2-6.6401-1.0383 %+210000+199129150+7.1074+6.1221%+0.4673+1.1836 %

Known prime factors (1 factor, 61.4 bits, 0.00045500% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1350475931423216677214891671961.447116341271537
116341271537
2000-06-2311163412715370.03204,077.97,616.3

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2022-07-08nordisweet16_30.8b14300000300000--0.2081.705%
2022-07-15nordisweet16_30.8b14300000210129150--8.5327.444%


Trial Factoring results:
57585960616263646566676869
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-06-23ANONYMOUSv4_computers??
61.447
19
2000-08-10Eric Rowlandv4_computers??
61.447
19


ECM factoring results:
No ECM results for M13504759


Lucas-Lehmer results:
No L-L results for M13504759


PRP results:
dateuseridcompidcofactorsres64
2022-08-15XZT800G2Mini16
3142321667721489167
E43278D7F8D44863


CERT results:
dateuseridcompid
2022-08-15argiloClayton-i7


P-1 factor-bounds graph:
B1 = 300000, B2 = 210129150 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
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TF factor-bounds graph:
this exponent TF target: 69
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00