is 2 697734217 - 1
has 210038929 decimal digits
takes 22,619.833 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
Actual2710.685257.7465%----0.685257.7465%0.0000%
PrimeNet280350.945362.5000%2600000180000000576.55865.6317%927.503964.6119%2.1119%
GPU722845,615.129064.2857%4000000180000000638.78364.2186%6,253.912665.7924%1.5067%
Difference-13-5,614.4438-6.5392%-4000000-180000000-638.7836-4.2186%-6,253.2274-8.0459%-8.0459%

Known prime factors (1 factor, 71.2 bits, 0.00001021% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69773421727943376817599544253212271.2432002437040980
22 × 3 × 5 × 4441 × 7514963
2020-09-28444175149631.335019.44435.947

P-1 results:
No P-1 results for M697734217


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-06-25T04:50:00Architects Cubedm1_71263264--0.003--
2012-01-25T09:42:00laleraManual testing264265--0.005--
2013-11-23T03:13:00sasakiManual testing265266--0.011--
2014-09-15T13:27:00sasakiManual testing266268--0.064--
2022-08-10T19:30:00LordJuliusManual testing21268--0.085--
2017-06-16T15:01:10ConductorManual testing268269--0.086--
2018-09-21T21:37:12srow7Manual testing269270--0.171--
2018-11-29T16:43:23Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T18:56:58SRBaseManual testing271272*71.243220.65046,3531.332


ECM factoring results:
No ECM results for M697734217


Lucas-Lehmer results:
No L-L results for M697734217


PRP results:
No PRP results for M697734217


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:00+00:00