is 2 6923737 - 1
has 2084253 decimal digits
takes 1.510 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
Actual2674.291665.6716%----4.291665.6716%
Target2674.291665.6716%450009000000.02902.2365%4.320666.4394%
Difference----45000-900000-0.0290-2.2365%-0.0290-0.7677%

Known prime factors (2 factors, 80.0 bits, 0.00115554% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6923737207712111927.63015
3 × 5
-352.591e-129.830e-71.930e-6
692373758455979875424731652.376422141828
22 × 105535457
2014-08-0741055354570.00011.81803.3955

1 Composite Factors:
P-1 results:
No P-1 results for M6923737


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-08-07TJAOIManual testing??52.376165.97942e-57.3400.000


ECM factoring results:
No ECM results for M6923737


Lucas-Lehmer results:
No L-L results for M6923737


PRP results:
dateuseridcompidcofactorsres64PRP
2018-01-24Oliver KruseGTX-1
207712111
5845597987542473
D9DFFA7E2708DC__no
2019-01-25ATHec2-PRPCFDC1
207712111
5845597987542473
D9DFFA7E2708DC88no


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
2
this exponent TF target: 67
TF double-checked to: 67.8
250
260
270
Last modified: 2023-04-26T21:34:10+00:00