is 2 2248931383 - 1
has 676995805 decimal digits
takes 347,022.606 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
Actual2841,742.101961.9048%----1,742.101961.9048%
Target28955,747.263064.0449%12000000520000000065,927.35724.3699%121,674.620265.6161%
Difference-5-54,005.1611-2.1402%-12000000-5200000000-65,927.3572-4.3699%-119,932.5183-3.7114%

Known prime factors (8 factors, 443.7 bits, 0.00001973% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2248931383539743531931135.65212
22 × 3		2012-08-20442.093e-120.00090.0018
224893138319655660287431340.838437
19 × 23		2014-10-2519236.777e-110.00430.0087
2248931383369409468971591445.0708213
43 × 191		2014-10-25431913.240e-90.01140.0196
2248931383924985477827911446.39420565
32 × 5 × 457		2014-10-2594578.188e-90.00750.0104
224893138320310481863101248311960.817451558505
5 × 17 × 5312453		2014-10-251753124538.862e-564.763120.95
2248931383631447852717898177512065.77514038842125
53 × 7 × 11 × 31 × 47051		2014-10-25125470510.00520.60001.0713
2248931383270037165716230993179432374.5166003677296637
14821 × 405079097		2022-02-01148214050790973.22834,941.19,222.8
2248931383301786676963293850049912374.6766709557242265
3 × 5 × 9491 × 47129261		2022-02-019491471292611.8835576.521,073.0

247 Composite Factors:
P-1 results:
No P-1 results for M2248931383


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2021-10-23slaursekunda-rtx206026426865.775200.025705,3280.051
Missing TF 68 - 69
Missing TF 69 - 70
Missing TF 70 - 71
Missing TF 71 - 72
Missing TF 72 - 73
Missing TF 73 - 74
2022-02-01ramgeisr4mg31s27427574.516231.701705,3283.475
2022-02-01ramgeisr4mg31s27427574.676231.701705,3283.475
2022-02-06ramgeisr4mg31s275276--3.403--
2022-02-09ramgeisr4mg31s27627740.838136.805705,32813.90
2022-02-09ramgeisr4mg31s27627735.652116.805705,328889.6
2022-02-09ramgeisr4mg31s277278--13.61--
2022-02-09ramgeisr4mg31s278279--27.22--
2022-02-16ramgeisr4mg31s279280--54.44--
2022-02-15ramgeisr4mg31s28028145.07014108.9705,328222.4
2022-02-15ramgeisr4mg31s28028135.65211108.9705,328889.6
2022-03-09ramgeisr4mg31s28028145.07014108.9705,328222.4
2022-03-09ramgeisr4mg31s28028135.65211108.9705,328889.6
2022-02-27ramgeisr4mg31s281282--217.8--
2022-03-08ramgeisr4mg31s28228335.65211435.5705,328889.6
2022-03-08ramgeisr4mg31s28228346.39414435.5705,328889.6
2022-03-10ramgeisr4mg31s28228335.65211435.5705,328889.6
2022-03-10ramgeisr4mg31s28228346.39414435.5705,328889.6
2022-03-31ramgeisr4mg31s283284--871.1--


ECM factoring results:
No ECM results for M2248931383


Lucas-Lehmer results:
No L-L results for M2248931383


PRP results:
No PRP results for M2248931383


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
284
283
282
281
280
279
278
277
276
275
268
this exponent TF target: 89
250
260
270
280
290
Last modified: 2023-07-11T14:45:05+00:00