is 2 22217101 - 1
has 6688014 decimal digits
takes 16.200 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
Actual2671.337462.6866 %----1.337462.6866 %
Target2695.373663.7681 %170000250000001.61013.9724 %6.983765.2074 %
Difference-2-4.0362-1.0815 %-170000-25000000-1.6101-3.9724 %-5.6463-2.5208 %

Known prime factors (4 factors, 149.2 bits, 0.00067138% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
22217101133302607926.9903
3
2011-06-26134.027e-131.172e-62.152e-6
2221710178204195531032.865176
24 × 11
2008-09-0816162.673e-111.692e-53.443e-5
2221710149592124168171342.173111608
23 × 7 × 1993
2008-10-01819933.053e-80.00010.0002
222171011542682621348731547.1323471836
22 × 867959
2011-06-2648679591.249e-60.05000.0934

11 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-06-26AxonManual testing2374.1230.9410.000%


Trial Factoring results:
57585960616263646566676869
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2008-09-08Will EdgingtonManual testing??
32.865
10
2008-10-01markrManual testing??
42.173
13


ECM factoring results:
No ECM results for M22217101


Lucas-Lehmer results:
No L-L results for M22217101


PRP results:
No PRP results for M22217101


CERT results:
No CERT results for M22217101


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
TF factor-bounds graph:
this exponent TF target: 69
TF double-checked to: 67
250
260
270
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00