is 2 8189033 - 1
has 2465145 decimal digits
takes 2.138 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
Actual2687.278666.1765%----7.278666.1765%0.0000%
PrimeNet2630.194963.4921%360009000000.03153.6191%0.226364.8133%1.3212%
GPU722673.628565.6716%5500013000000.04652.6259%3.675066.5731%0.9014%
Difference+1+3.6501+0.5048%-55000-1300000-0.0465-2.6259%+3.6036-0.3966%-0.9014%

Known prime factors (2 factors, 102.0 bits, 0.00124616% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
81890331420961006171237.0488676
22 × 32 × 241
-92414.199e-98.193e-69.267e-6
8189033368980531003817004072065.00022252894395491
32 × 2131 × 117466729
2018-04-1721311174667291.38692.42384.5256

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
8189033524306946592324690213862185111931102.048
P-1 results:
No P-1 results for M8189033


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2022-09-25T04:32:53LordJuliusManual testing2126437.048124.19874e-94.5458.92552e-9
2022-09-25T04:32:53LordJuliusManual testing264265--0.456--
2018-04-17T14:44:29TJAOIManual testing265266*65.0002200.4964.3511.009
2022-09-25T04:32:53LordJuliusManual testing26526665.0002200.4964.3511.009
2022-09-25T22:56:45JayderManual testing266267--1.825--
2022-09-25T04:32:53LordJuliusManual testing266267--1.825--
2022-09-22T06:09:29FlaukrotistManual testing267268--3.650--


ECM factoring results:
No ECM results for M8189033


Lucas-Lehmer results:
No L-L results for M8189033


PRP results:
dateuseridcompidcofactorsres64PRP
2018-09-08T00:28:17ATHwork102442
142096100617
36898053100381700407
41B166F0A872E8__no
2020-03-02T10:02:50marssystemssystem11
142096100617
36898053100381700407
41B166F0A872E8D7no


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
268
267
266
265
264
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T22:56:45+00:00