is 2 697872893 - 1
has 210080674 decimal digits
takes 22,624.328 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
Actual2732.741058.9041%----2.741058.9041%0.0000%
PrimeNet280350.875662.5000%2600000180000000576.55865.6319%927.434264.6119%2.1119%
GPU722845,614.013264.2857%4000000180000000638.78364.2187%6,252.796865.7924%1.5067%
Difference-11-5,611.2722-5.3816%-4000000-180000000-638.7836-4.2187%-6,250.0558-6.8883%-6.8883%

Known prime factors (1 factor, 67.4 bits, 0.00000965% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6978728931882279713564154843032167.351134858348307
33 × 1283 × 3893027
2014-09-17128338930270.071810.02718.622

P-1 results:
No P-1 results for M697872893


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T13:20:00Architects Cubedm1_17263264--0.003--
2012-01-25T14:33:00ANONYMOUSManual testing264265--0.005--
2012-01-26T14:39:00laleraManual testing264265--0.005--
2013-11-24T10:35:00sasakiManual testing265266--0.011--
2014-09-17T09:26:00sasakiManual testing26626867.351210.05146,3630.104
2022-08-12T16:27:05LordJuliusManual testing2127067.351210.07246,3630.147
2022-08-12T16:27:05LordJuliusManual testing270271--0.343--
2022-08-12T16:27:05LordJuliusManual testing271272--0.685--
2022-08-12T16:27:05LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697872893


Lucas-Lehmer results:
No L-L results for M697872893


PRP results:
No PRP results for M697872893


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
273
272
271
270
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-12T16:27:05+00:00