is 2 14495291 - 1
has 4363518 decimal digits
takes 6.942 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
Actual2684.112064.7059%----4.112064.7059%0.0000%
PrimeNet2650.503363.0769%6500019000000.11464.0782%0.617964.5827%1.5058%
GPU722698.236265.2174%10000026000000.16402.9783%8.400366.2533%1.0359%
Difference-1-4.1242-0.5115%-100000-2600000-0.1640-2.9783%-4.2882-1.5474%-1.0359%

Known prime factors (4 factors, 233.9 bits, 0.00161366% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
144952913072401297046791548.12610597929
3 × 79 × 97 × 461
-974614.977e-68.113e-50.0001
144952912406282255745022171857.7408300220588
22 × 32 × 11 × 23 × 911311
2015-08-06239113110.00200.03450.0644
1449529116680526562175295991960.53357537742989
3 × 17 × 1128191039
2016-02-151711281910390.020442.68279.718
144952912095912938827654070712167.5067229633881885
5 × 19 × 29 × 1777 × 1476751
2022-09-22177714767513.26620.05700.1043

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
144952917393064723611681763148064077334332105.866
1449529151249271445050812378879081129372133108.659
144952916439485631751233792724479644838520935115.633
1449529140138055083045931036204136388862098336118.272
144952915043358114287386099444444342819697640738125.246
1449529134960931448121570000191184258722639452939128.039
1449529112332021249808582082354186171108879871269635267945
7
51166.399
1449529115495220011808018008840388573916557219235053640508
353
53173.372
1449529110741401112717262186472129302477436652981896271130
1191
54176.165
1449529184125868987933055986901167794548952793579560562827
170793
56185.779
1449529125846842899371384797327415063241393773409256064713
183716998840184240447
71233.905
P-1 results:
No P-1 results for M14495291


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-07-14T12:04:00TJAOIManual testing257258*57.740180.00114.620.002
2022-03-27T14:59:10LordJuliusManual testing2126057.740180.00214.620.004
2022-03-27T14:59:10LordJuliusManual testing2126048.126154.97723e-614.621.04850e-5
2016-02-15T12:40:20TJAOIManual testing260261*60.533190.01014.600.021
2022-09-25T06:23:19LordJuliusManual testing26026460.533190.01014.600.021
2022-09-25T06:23:19LordJuliusManual testing264265--0.258--
2022-09-25T06:23:19LordJuliusManual testing265266--0.516--
2022-09-25T06:23:19LordJuliusManual testing266267--1.031--
2022-09-22T09:50:52TJAOIManual testing267268*67.506211.21614.122.474
2022-09-25T06:23:19LordJuliusManual testing26726867.506211.21614.122.474


ECM factoring results:
No ECM results for M14495291


Lucas-Lehmer results:
No L-L results for M14495291


PRP results:
No PRP results for M14495291


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
268
267
266
265
264
261
260
258
240
250
260
270
280
290
2100
Last modified: 2022-09-25T06:23:19+00:00