129120328 is an even 9-digits composite number following 129120327
and preceding 129120329 . In scientific notation, it is written as 1.29120328 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 64560160 positive integers (up to 129120328) that are relatively prime to 129120328.
129120328 has 8 divisors, whose sum is 242100630
The reverse of 129120328 is 823021921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-nine million one hundred twenty thousand three hundred twenty-eight
Scientific notation
1.29120328 × 10^8
Engineering notation
1.29120328 × 10^6
Prime Factorization
2 × 2 × 2 × 16140041
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32280082
Product of the distinct prime numbers
The prime factorization of 129120328 is 2 × 2 × 2 × 16140041.
Since it has a total of 4 prime factors.
4 , 4 , 86 , 19 , 953 , 615 , 3780 , 8638 , 78499 , 50867 , 423502 , 558083 , 3973909 , 6569428 , 40393877 , 22365095 , 482796401 , 783096418 , 5223660376 , 7329017937
n×2
258240656
n×3
387360984
n×4
516481312
n×5
645601640
n÷2
64560164
n÷3
43040109.333333
n÷3
32280082
n÷5
25824065.6
n2
16672059102827584
n3
2.1527017397925E+24
n4
2.7795755472818E+32
n5
3.588997063658E+40
2 √n
11363.112601748
3 √n
505.43448931779
4 √n
106.59790148848
5 √n
41.898543314124
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129120327
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129120328 can be divided by 8 positive divisors.
The sum of these divisors (counting 129120328) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011100001001000
3
Ternary
22222221222210101
4
Quaternary
13230203201020
5
Quinary
231023322303
6
Senary
20451255144
8
Octal
754434110
10
Decimal
129120328
12
Duodecimal
372aa4b4
16
Hexadecimal
7b23848
20
Vigesimal
20700g8
36
Base36
24vhvs
md5
699418615e6df19d68a0fe4096eb008b
sha1
daa9c0f59ad70424c79658e23aef055a1d9897c4
sha256
aad0661f075c062b170271ee74791e040f2b55c3dddb8608f1a06e04439174ce
sha512
588e92d672d50c1076dcd626cfeafdf416c6117ce39cbd40c099ccb9c5185278e9916efa15eb913082819312d3398e070c8d929e40c96e3ec9b1f4dcca3e34bd
ripemd-160
ff8060d49c53786d3ba0c9e5d5174092e8dfffed
Diameter
258240656
Circumference
811286947.74781
Area
5.2376818397658E+16
Volume
9.0172159614694E+24
Surface area
2.0950727359063E+17
Circumference
811286947.74781
Perimeter
516481312
Area
16672059102827584
Diagonal
182603719.03566
Surface area
100032354616965504
Volume
2.1527017397925E+24
Space diagonal
223642968.38596
Perimeter
387360984
Area
7.2192133582221E+15
Altitude
111821484.19298
Surface area
7.2192133582221E+15
Volume
2.5369833301322E+23
Height
60867906.345221