is 2 697878773 - 1
has 210082445 decimal digits
takes 22,624.519 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%
PrimeNet280350.872662.5000%2600000180000000576.55865.6319%927.431264.6119%2.1119%
GPU722845,613.965964.2857%4000000180000000638.78364.2187%6,252.749565.7924%1.5067%
Difference-17-5,613.9233-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.7069-10.5685%-10.5685%

Known prime factors (4 factors, 216.7 bits, 0.00003105% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6978787735458737974528711548.956391095
33 × 5 × 2897
2008-04-302728978.880e-80.00860.0139
69787877353703376703527911652.2543847615
5 × 163 × 4721
2008-04-3016347211.562e-60.01930.0226
6978787731090854128627819031856.59878154987
2551 × 30637
2015-04-162551306372.289e-50.19180.2441
6978787735357981405652589431858.894383876227
7 × 2269 × 24169
2015-10-092269241696.011e-50.16270.2171

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
697878773293152661771968254382776581296131101.209
6978787735954686856612101738207659419351332105.554
69787877329247816565854506521954595377535333107.850
69787877358582550198298454656445970034127333108.852
697878773287741693798258995670544107775991334111.148
6978787735844776137467212402459512252930852935115.493
69787877331978679141218618473400111646596631727683364478348157.808
697878773157070651079176858568197822795972577002587056022349160.104
6978787733190510145421150811286980040189630824468509583675950164.448
69787877331388421465819253573132714632417221021322471525443
9
51167.747
69787877317134116821597967481318803306233233335394934794165
7728056876044369
66216.702
P-1 results:
No P-1 results for M697878773


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-04-16T11:06:00TJAOIManual testing256257*56.598189.13136e-646,3631.87125e-5
2015-10-09T11:29:03TJAOIManual testing258259*58.894185.08522e-646,3631.04209e-5


ECM factoring results:
No ECM results for M697878773


Lucas-Lehmer results:
No L-L results for M697878773


PRP results:
No PRP results for M697878773


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
TF factor-bounds graph:
267
259
257
240
250
260
270
280
290
2100
Last modified: 2015-10-09T11:29:03+00:00