is 2 2497434169 - 1
has 751802598 decimal digits
takes 385,367.967 GHz-days to do one PRP test
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual281196.094660.4938%----196.094660.4938%
Target290100,400.459764.4444%13000000640000000080,767.07684.2510%181,167.536565.9559%
Difference-9-100,204.3651-3.9506%-13000000-6400000000-80,767.0768-4.2510%-180,971.4419-5.4621%

Known prime factors (7 factors, 362.5 bits, 0.00001452% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
24974341691798152601691237.38836
22 × 32		2012-08-20997.960e-120.00200.0041
24974341696543277522791239.251131
131		2019-07-2011313.847e-110.00180.0031
2497434169112684229705291443.3572256
24 × 3 × 47		2019-07-2016476.435e-100.00400.0073
2497434169341485162637713611754.9236836720
24 × 5 × 11 × 17 × 457		2019-07-20174571.830e-60.00920.0104
2497434169554452962322887771755.62211100452
22 × 11 × 252283		2019-10-05112522833.166e-63.07775.7439
2497434169564096204982280711755.64711293515
32 × 5 × 250967		2019-10-0592509672.540e-63.06125.7139
2497434169952245432171754169357772376.33419064475131952
24 × 3 × 421 × 943412269		2022-04-074219434122696.303011,50021,479

120 Composite Factors:
P-1 results:
No P-1 results for M2497434169


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2019-07-2023924039.251129.14664e-12783,45012.56
2019-07-2024324443.357141.74275e-10783,450200.9
2019-07-2025425554.923178.69408e-7144,7451.82678e-6
2019-10-0525525655.622171.24463e-6144,7452.61518e-6
2019-10-0525525655.647176.17737e-7144,7451.29798e-6
TF systematically completed to 64 but no per-exponent detailed record exists
2022-02-01ramgeisr4mg31s274275--1.532--
2022-02-06ramgeisr4mg31s275276--3.064--
2022-04-07ramgeisr4mg31s27627737.388126.128783,450200.9
2022-04-07ramgeisr4mg31s27627739.251126.128783,45012.56
2022-04-07ramgeisr4mg31s27627776.334236.128783,45012.56
2022-04-10ramgeisr4mg31s277278--12.26--
2022-04-10ramgeisr4mg31s278279--24.51--
2022-04-14ramgeisr4mg31s279280--49.02--
2022-04-18ramgeisr4mg31s28028143.3571498.05783,450200.9
2022-04-18ramgeisr4mg31s28028137.3881298.05783,450200.9


ECM factoring results:
No ECM results for M2497434169


Lucas-Lehmer results:
No L-L results for M2497434169


PRP results:
No PRP results for M2497434169


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
281
280
279
278
277
276
275
256
255
244
240
this exponent TF target: 90
250
260
270
280
290
Last modified: 2023-07-11T14:45:05+00:00