is 2 13222031 - 1
has 3980228 decimal digits
takes 5.401 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
Actual2672.247364.1791 %3000002101291506.94878.8842 %9.196067.3615 %
Target2684.508064.7059 %90000120000000.43763.1767 %4.945665.8271 %
Difference-1-2.2607-0.5268 %+210000+198129150+6.5111+5.7075%+4.2504+1.5344 %

Known prime factors (2 factors, 120.0 bits, 0.00090743% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
13222031237996559927.8269
32
-991.355e-125.331e-61.085e-5
1322203155087030543900654667449251912892.154208315313070664615245
36 × 5 × 67 × 337 × 14293 × 177090623
2022-06-191429317709062376,595,1455.722610.673

1 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2022-06-11nordisweet16_30.8b14300000300000
skipped known factor: 237996559
--0.1781.919%
2022-06-19nordisweet16_30.8b1430000021012915022892.1548.5328.130%


Trial Factoring results:
575859606162636465666768
No TF results for M13222031


ECM factoring results:
No ECM results for M13222031


Lucas-Lehmer results:
No L-L results for M13222031


PRP results:
dateuseridcompidcofactorsres64
2022-06-20Poaooffice-CN2
237996559
5BE4579B6D789BA1


CERT results:
dateuseridcompid
2022-06-20Gufesaf5fwA


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: 68
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00