is 2 697723381 - 1
has 210035667 decimal digits
takes 22,619.481 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%
PrimeNet280350.950862.5000%2600000180000000576.55865.6317%927.509464.6119%2.1119%
GPU722845,615.216264.2857%4000000180000000638.78364.2186%6,253.999865.7924%1.5067%
Difference-13-5,614.5310-6.5392%-4000000-180000000-638.7836-4.2186%-6,253.3146-8.0459%-8.0459%

Known prime factors (1 factor, 70.8 bits, 0.00001014% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69772338120139813286973639207592270.7711443251998959
3 × 481083999653
2018-11-2934810839996530.53681,232,1042,301,227

P-1 results:
No P-1 results for M697723381


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:20:00Architects Cubedm1_48263264--0.003--
2012-01-25T09:42:00laleraManual testing264265--0.005--
2013-11-21T06:31:00sasakiManual testing265266--0.011--
2014-09-15T13:27:00sasakiManual testing266268--0.064--
2022-08-10T19:30:00LordJuliusManual testing21268--0.085--
2017-06-16T00:35:02ConductorManual testing268269--0.086--
2018-09-21T21:37:01srow7Manual testing269270--0.171--
2018-11-29T17:14:30Niels_Mache_NextcloudManual testing27027170.771220.19446,3530.398


ECM factoring results:
No ECM results for M697723381


Lucas-Lehmer results:
No L-L results for M697723381


PRP results:
No PRP results for M697723381


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:00+00:00