is 2 10464281 - 1
has 3150063 decimal digits
takes 3.418 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
Actual2672.839664.1791 %500000050000002.36835.4586 %5.207966.1344 %
Target2685.696064.7059 %7000085000000.25072.7034 %5.946765.6600 %
Difference-1-2.8565-0.5268 %+4930000-3500000+2.1176+2.7552%-0.7388+0.4744 %

Known prime factors (1 factor, 25.9 bits, 0.00024755% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1046428162785687825.9043
3
-134.275e-135.253e-79.640e-7

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-07-23ViliamFManual testing500000050000001825.9042.7914.985%


Trial Factoring results:
575859606162636465666768
No TF results for M10464281


ECM factoring results:
No ECM results for M10464281


Lucas-Lehmer results:
No L-L results for M10464281


PRP results:
dateuseridcompidcofactorsres64
2020-07-28nordisweet16
62785687
18207DCB10B75CC6
2021-03-06yoyorocks1
62785687
18207DCB10B75CC6


CERT results:
dateuseridcompid
2021-03-06curtiscjckl344001l


P-1 factor-bounds graph:
B1 = 5000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
100
101
102
103
104
105
106
107
TF factor-bounds graph:
this exponent TF target: 68
TF double-checked to: 67
250
260
270
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00