129125530 is an even 9-digits composite number following 129125529
and preceding 129125531 . In scientific notation, it is written as 1.29125530 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 51650208 positive integers (up to 129125530) that are relatively prime to 129125530.
129125530 has 8 divisors, whose sum is 232425972
The reverse of 129125530 is 035521921
Previous prime number is 5
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-five thousand five hundred thirty
Scientific notation
1.29125530 × 10^8
Engineering notation
1.29125530 × 10^6
Prime Factorization
2 × 5 × 12912553
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129125530
Product of the distinct prime numbers
The prime factorization of 129125530 is 2 × 5 × 12912553.
Since it has a total of 3 prime factors.
9 , 5 , 78 , 44 , 15 , 253 , 4938 , 4535 , 90105 , 75046 , 536875 , 304422 , 2916025 , 9495671 , 83723332 , 5461891 , 666746236 , 967563581 , 4985900489 , 4525833519
n×2
258251060
n×3
387376590
n×4
516502120
n×5
645627650
n÷2
64562765
n÷3
43041843.333333
n÷3
32281382.5
n÷5
25825106
n2
16673402497780900
n3
2.1529619344293E+24
n4
2.7800235085301E+32
n5
3.589720089514E+40
2 √n
11363.341497993
3 √n
505.44127687517
4 √n
106.59897512637
5 √n
41.898880910401
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
-129125529
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 129125530 can be divided by 8 positive divisors.
The sum of these divisors (counting 129125530) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100110010011010
3
Ternary
22222222020221001
4
Quaternary
13230210302122
5
Quinary
231024004110
6
Senary
20451335214
8
Octal
754446232
10
Decimal
129125530
12
Duodecimal
372b150a
16
Hexadecimal
7b24c9a
20
Vigesimal
2070dga
36
Base36
24vlwa
md5
f1d4464a2d304daa8775bf0e3e54017c
sha1
23c40f29fb88dbbdcf485ed930e801e8341f3c52
sha256
08f86edb192a1f19edee09c9807d1e636a15f252058c3542f27aa9fd53097c69
sha512
c7b796af1c3dac54e971e3b0e502aebbaa2fd2aeaf3cccea899f157373250bc23bb3ba8fbad2425aeadf5b80cf31e8689d17c9752fd3dcae995c88cffacdbc96
ripemd-160
58f9240286caad9c7ec45c84d62a03329fbf6a08
Diameter
258251060
Circumference
811319632.87778
Area
5.2381038797374E+16
Volume
9.0183058622153E+24
Surface area
2.095241551895E+17
Circumference
811319632.87778
Perimeter
516502120
Area
16673402497780900
Diagonal
182611075.77461
Surface area
100040414986685400
Volume
2.1529619344293E+24
Space diagonal
223651978.51426
Perimeter
387376590
Area
7.2197950653006E+15
Altitude
111825989.25713
Surface area
7.2197950653006E+15
Volume
2.5372899724524E+23
Height
60870358.591538