129128435 is an odd 9-digits composite number following 129128434
and preceding 129128436 . In scientific notation, it is written as 1.29128435 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 103192480 positive integers (up to 129128435) that are relatively prime to 129128435.
129128435 has 8 divisors, whose sum is 155119536
The reverse of 129128435 is 534821921
Previous prime number is 971
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty-eight thousand four hundred thirty-five
Scientific notation
1.29128435 × 10^8
Engineering notation
1.29128435 × 10^6
Prime Factorization
5 × 971 × 26597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129128435
Product of the distinct prime numbers
The prime factorization of 129128435 is 5 × 971 × 26597.
Since it has a total of 3 prime factors.
10 , 9 , 99 , 67 , 188 , 378 , 2054 , 9091 , 27252 , 61801 , 839123 , 291194 , 3640499 , 7788137 , 18277969 , 46171208 , 19118003 , 564802395 , 4582911972 , 5675955096
n×2
258256870
n×3
387385305
n×4
516513740
n×5
645642175
n÷2
64564217.5
n÷3
43042811.666667
n÷3
32282108.75
n÷5
25825687
n2
16674152725549225
n3
2.1531072464012E+24
n4
2.7802736911494E+32
n5
3.590123906098E+40
2 √n
11363.46932059
3 √n
505.44506723302
4 √n
106.59957467359
5 √n
41.899069432615
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
-129128434
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 129128435 can be divided by 8 positive divisors.
The sum of these divisors (counting 129128435) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101011111110011
3
Ternary
22222222101220122
4
Quaternary
13230211133303
5
Quinary
231024102220
6
Senary
20451400455
8
Octal
754453763
10
Decimal
129128435
12
Duodecimal
372b312b
16
Hexadecimal
7b257f3
20
Vigesimal
207111f
36
Base36
24vo4z
md5
333bf95da51192e8b407d171b8507023
sha1
4d7f8c150bce5ee8e6fde40d50b9732cd1cabd50
sha256
b58d95414f93e824edd7fa352ca019a945235dc84318271ac8489e9979c9bd6c
sha512
d32a3393e2eb5857b719ffbdd069e48f5b41146b07edf267d4f7cf5a8c45c49aa8c0883b133bbce4e1c196386c6bbe5156949ef0e3da434c375282bde4431ede
ripemd-160
9cb569c7479bb4f61074b04ee726ba3d421c563a
Diameter
258256870
Circumference
811337885.53109
Area
5.238339570742E+16
Volume
9.0189145435798E+24
Surface area
2.0953358282968E+17
Circumference
811337885.53109
Perimeter
516513740
Area
16674152725549225
Diagonal
182615184.06501
Surface area
100044916353295350
Volume
2.1531072464012E+24
Space diagonal
223657010.12186
Perimeter
387385305
Area
7.2201199234536E+15
Altitude
111828505.06093
Surface area
7.2201199234536E+15
Volume
2.5374612242536E+23
Height
60871728.021671