is 2 697882219 - 1
has 210083482 decimal digits
takes 22,624.631 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.042655.2239%----0.042655.2239%0.0000%
PrimeNet280350.870962.5000%2600000180000000576.55865.6319%927.429564.6119%2.1119%
GPU722845,613.938264.2857%4000000180000000638.78364.2187%6,252.721865.7924%1.5067%
Difference-17-5,613.8956-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.6792-10.5685%-10.5685%

Known prime factors (3 factors, 165.4 bits, 0.00002370% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6978822197327763299511239.415525
3 × 52 × 7
2008-04-3025251.169e-100.00120.0024
6978822197458241829667295271859.372534348177
3 × 11 × 16192369
2015-11-1611161923690.000241.47177.455
6978822191106310304418292106812166.58479261963860
22 × 3 × 5 × 83 × 2383 × 6679
2020-06-04238366790.02620.12300.2280

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
6978822195465223075830631899323261631773098.786
6978822198106780046586096699797034940663132105.999
6978822198251129789004465337041464179842647788738125.956
6978822196046232604736061103628238378016523679273911729353750165.371
P-1 results:
No P-1 results for M697882219


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-11-16T12:44:59TJAOIManual testing259260*59.372188.56741e-546,3640.000
2020-06-04T11:21:31TJAOIManual testing266267*66.584210.00546,3640.010


ECM factoring results:
No ECM results for M697882219


Lucas-Lehmer results:
No L-L results for M697882219


PRP results:
No PRP results for M697882219


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
267
260
230
240
250
260
270
280
290
2100
Last modified: 2020-06-04T11:21:31+00:00