is 2 25137029 - 1
has 7567000 decimal digits
takes 21.541 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
Actual2671.182162.6866%----1.182162.6866%0.0000%
PrimeNet2660.587562.1212%11000040000000.40004.9812%0.987564.0080%1.8868%
GPU722709.505964.2857%18000055000000.58383.7354%10.089765.6198%1.3341%
Difference-3-8.3238-1.5991%-180000-5500000-0.5838-3.7354%-8.9077-2.9332%-2.9332%

Known prime factors (3 factors, 175.0 bits, 0.00069602% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
251370294413937612736171548.6498779752
23 × 34 × 17 × 797
-817972.057e-60.00010.0002
251370299588475865027574731859.73419072412784
24 × 32 × 1481 × 89431
2015-12-101481894310.00570.00780.0113
251370291099945629394928589612166.5762187899034120
23 × 33 × 5 × 29 × 69856291
2020-06-0229698562910.88874.72928.8328

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
2513702942322934269458195795445094448984133108.383
251370294855091385551035077725355991133193735115.225
2513702910546802120295838038619219981877776555339126.310
2513702946552926572859387402619870713002587498429430710315
201
53174.959
P-1 results:
No P-1 results for M25137029


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-12-10T12:49:45TJAOIManual testing259260*59.734180.00344.460.006
2022-06-24T06:17:28LordJuliusManual testing260265--0.284--
2022-06-24T06:17:28LordJuliusManual testing265266--0.297--
2020-06-02T13:36:38TJAOIManual testing266267*66.576210.30143.880.613


ECM factoring results:
No ECM results for M25137029


Lucas-Lehmer results:
No L-L results for M25137029


PRP results:
No PRP results for M25137029


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
267
266
265
260
240
250
260
270
280
290
2100
Last modified: 2022-06-24T06:17:28+00:00