129646 is an even 6-digits composite number following 129645
and preceding 129647 . In scientific notation, it is written as 1.29646 × 10^5.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 57400 positive integers (up to 129646) that are relatively prime to 129646.
129646 has 16 divisors, whose sum is 217728
The reverse of 129646 is 646921
Previous prime number is 83
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-nine thousand six hundred forty-six
Scientific notation
1.29646 × 10^5
Engineering notation
1.29646 × 10^3
Prime Factorization
2 × 11 × 83 × 71
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129646
Product of the distinct prime numbers
The prime factorization of 129646 is 2 × 11 × 83 × 71.
Since it has a total of 4 prime factors.
6 , 8 , 93 , 19 , 287 , 511 , 2339 , 448 , 23469 , 92522 , 701737 , 173775 , 5961374 , 5183752 , 45930116 , 82504544 , 516975798 , 885880591 , 1499444032 , 5027643475
n×2
259292
n×3
388938
n×4
518584
n×5
648230
n÷2
64823
n÷3
43215.333333333
n÷3
32411.5
n÷5
25929.2
n2
16808085316
n3
2179101028878136
n4
2.8251173198993E+20
n5
3.6626516005567E+25
2 √n
360.06388322074
3 √n
50.611946540516
4 √n
18.975349357014
5 √n
10.532993699002
1 , 2 , 11 , 22 , 71 , 83 , 142 , 166 , 781 , 913 , 1562 , 1826 , 5893 , 11786 , 64823 , 129646
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129645
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129646 can be divided by 16 positive divisors.
The sum of these divisors (counting 129646) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111101001101110
3
Ternary
20120211201
4
Quaternary
133221232
5
Quinary
13122041
6
Senary
2440114
8
Octal
375156
10
Decimal
129646
12
Duodecimal
6303a
16
Hexadecimal
1fa6e
20
Vigesimal
g426
36
Base36
2s1a
md5
94bea0ea79093d52be0ecbb573e18785
sha1
b476d405d917585a45b7262089d913171654bab5
sha256
db3bc88c7616319e92d5e0f3d09138c54d538783e753ddebcca6e3157f9e6e71
sha512
ee94fd952ba976c03c466568c7c24a599ce22e25fb77d1e0f4cc81a7e91457cfb73ac6503fb85f22cc0ba77b7d987b85942601aaf008bf39bb5b82d88f6c2fd6
ripemd-160
db555ec9f4b81ceb9e06a0e63a4ae3f113c303fa
Diameter
259292
Circumference
814589.8423346
Area
52804157349.656
Volume
9.1277970450047E+15
Surface area
211216629398.62
Circumference
814589.8423346
Perimeter
518584
Area
16808085316
Diagonal
183347.13150742
Surface area
100848511896
Volume
2179101028878136
Space diagonal
224553.45899807
Perimeter
388938
Area
7278114436.3161
Altitude
112276.72949904
Surface area
7278114436.3161
Volume
2.5680951906839E+14
Height
61115.710502474