is 2 14033 - 1
has 4225 decimal digits
takes 0.000 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2672,117.431679.1045%4000000004000000000.11447.8399%2,117.546080.7427%
Target2440.000268.1818%500100000.00001.4015%0.000268.6278%
Difference+23+2,117.4314+10.9227%+399999500+399990000+0.1144+6.4383%+2,117.5458+12.1149%

Known prime factors (5 factors, 320.1 bits, 2.28093050% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1403384199516.3623
3
-136.225e-133.171e-105.820e-10
140331934456689565211547.4596892527220
22 × 5 × 41 × 79 × 103 × 1033
2008-08-2610310330.00134.395e-85.995e-8
1403323329662660855706914232270.98383124287967133567
72 × 11 × 154219458195053
2008-08-294915421945819505320,1522,402.84,487.8
1403352131123417209723089272272.143185744756706369711
3 × 2017 × 30696538870661
2008-08-29201730696538870661103,425478.27893.27
140331142103601405056865202733957380716935113.137406934939572812964156892310048
25 × 3 × 1747 × 162008565247 × 14976932284007
2017-04-30162008565247149769322840071.092e+13277.15435.83

26 Composite Factors:
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-08-27Seth_TrManual testing400000000400000000-
skipped known factor: 84199
skipped known factor: 193445668956521
--0.114--7.840%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-08-26ANONYMOUSManual testing??47.459151.15675e-55.82624e-62.43513e-5


ECM factoring results:
Total ECM effort:18.798 GHz-days
Estimated T-Level:36.617
DigitsB1CompleteFacMiss
2011000415.0670.000%
255000096.0400.000%
3025000017.4660.000%
3510000002.6007.424%
4030000000.32372.362%
45110000000.03596.551%
50440000000.00399.669%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
10.00000e+0
5000050000001480.030
250000250000005510.567
50000050000000100.021
10000001000000004892.012
10000001000000001460.601
30000003000000001,26115.57


Lucas-Lehmer results:
No L-L results for M14033


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21Oliver KrusePRP
84199
193445668956521
2332966266085570691423
5213112341720972308927
11421036014050568652027339573807169
48981F0FB65E112Fno
2017-09-21Oliver KruseManual testing
84199
193445668956521
2332966266085570691423
5213112341720972308927
11421036014050568652027339573807169
48981F0FB65E112Fno
2017-10-02kkmrkkblmbrbkManual testing
84199
193445668956521
2332966266085570691423
5213112341720972308927
11421036014050568652027339573807169
48981F0FB65E11__no
2017-12-07ATHManual testing
84199
193445668956521
2332966266085570691423
5213112341720972308927
11421036014050568652027339573807169
48981F0FB65E11__no
2020-04-17Oliver KruseManual testing
84199
193445668956521
2332966266085570691423
5213112341720972308927
11421036014050568652027339573807169
E4568895B87BA5__no


P-1 factor-bounds graph:
B1 = 400000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
1015
TF factor-bounds graph:
2
this exponent TF target: 44
TF double-checked to: 67.8
ECM T-Level=36.62 ~= 105-bit
250
260
270
280
290
2100
2110
2120
Last modified: 2023-03-25T13:08:14+00:00