129120832 is an even 9-digits composite number following 129120831
and preceding 129120833 . In scientific notation, it is written as 1.29120832 × 10^8.
The sum of its digits is 28. It has a total of 7 prime factors and 14 positive divisors.
There are 64560384 positive integers (up to 129120832) that are relatively prime to 129120832.
129120832 has 14 divisors, whose sum is 256224278
The reverse of 129120832 is 238021921
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 eight hundred thirty-two
Scientific notation
1.29120832 × 10^8
Engineering notation
1.29120832 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2017513
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4035026
Product of the distinct prime numbers
The prime factorization of 129120832 is 2 × 2 × 2 × 2 × 2 × 2 × 2017513.
Since it has a total of 7 prime factors.
8 , 2 , 84 , 38 , 633 , 259 , 4307 , 908 , 51554 , 24257 , 253336 , 635353 , 7792579 , 8975322 , 41248927 , 77067422 , 628363654 , 324453862 , 6524350376 , 4660615948
n×2
258241664
n×3
387362496
n×4
516483328
n×5
645604160
n÷2
64560416
n÷3
43040277.333333
n÷3
32280208
n÷5
25824166.4
n2
16672189256372224
n3
2.1527269480442E+24
n4
2.7796189460029E+32
n5
3.5890671095086E+40
2 √n
11363.134778748
3 √n
505.43514694379
4 √n
106.59800551018
5 √n
41.89857602289
1 , 2 , 4 , 8 , 16 , 32 , 64 , 2017513 , 4035026 , 8070052 , 16140104 , 32280208 , 64560416 , 129120832
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129120831
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129120832 can be divided by 14 positive divisors.
The sum of these divisors (counting 129120832) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
111101100100011101001000000
3
Ternary
22222222000111001
4
Quaternary
13230203221000
5
Quinary
231023331312
6
Senary
20451301344
8
Octal
754435100
10
Decimal
129120832
12
Duodecimal
372aa854
16
Hexadecimal
7b23a40
20
Vigesimal
207021c
36
Base36
24vi9s
md5
578a660a3a0b90d3dd506f6567123ce3
sha1
256c234a60d8734029b1400fe04e2828429d94e2
sha256
0f71da9c40b0edd96339b8030c5d2862294adcc3f4d7dd0c9005b054b411c192
sha512
c2859464e2037ef9366c6859464df2005d76665ac7f60968eb40879c0dab86e540eeec46c904235d93eb781be2e348aa07359e554b96b1651a87bf519ca15fed
ripemd-160
7edacd894aa4e40a5cb1a30e4d9705bd2c406d84
Diameter
258241664
Circumference
811290114.4732
Area
5.2377227287078E+16
Volume
9.0173215535474E+24
Surface area
2.0950890914831E+17
Circumference
811290114.4732
Perimeter
516483328
Area
16672189256372224
Diagonal
182604431.7993
Surface area
100033135538233344
Volume
2.1527269480442E+24
Space diagonal
223643841.33957
Perimeter
387362496
Area
7.2192697163602E+15
Altitude
111821920.66978
Surface area
7.2192697163602E+15
Volume
2.5370130383418E+23
Height
60868143.933099