129120431 is an odd 9-digits composite number following 129120430
and preceding 129120432 . In scientific notation, it is written as 1.29120431 × 10^8.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 116273520 positive integers (up to 129120431) that are relatively prime to 129120431.
129120431 has 8 divisors, whose sum is 140992464
The reverse of 129120431 is 134021921
Previous prime number is 1177
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
one hundred twenty-nine million one hundred twenty thousand four hundred thirty-one
Scientific notation
1.29120431 × 10^8
Engineering notation
1.29120431 × 10^6
Prime Factorization
11 × 1177 × 9973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129120431
Product of the distinct prime numbers
The prime factorization of 129120431 is 11 × 1177 × 9973.
Since it has a total of 3 prime factors.
9 , 10 , 79 , 8 , 332 , 546 , 5517 , 850 , 27392 , 85395 , 178055 , 268153 , 1772077 , 9412027 , 86222311 , 36332721 , 729536633 , 135737708 , 5007236285 , 978445491
n×2
258240862
n×3
387361293
n×4
516481724
n×5
645602155
n÷2
64560215.5
n÷3
43040143.666667
n÷3
32280107.75
n÷5
25824086.2
n2
16672085701625761
n3
2.1527068914629E+24
n4
2.7795844164235E+32
n5
3.5890113784949E+40
2 √n
11363.117133956
3 √n
505.43462371372
4 √n
106.59792274691
5 √n
41.898549998662
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
-129120430
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 129120431 can be divided by 8 positive divisors.
The sum of these divisors (counting 129120431) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011100010101111
3
Ternary
22222221222221012
4
Quaternary
13230203202233
5
Quinary
231023323211
6
Senary
20451255435
8
Octal
754434257
10
Decimal
129120431
12
Duodecimal
372aa57b
16
Hexadecimal
7b238af
20
Vigesimal
207011b
36
Base36
24vhyn
md5
b4d212ce3453dbcbb8400a0a8b8c9899
sha1
a42c5f3f19c2f9c9276931c00ff9889fcf6810fe
sha256
df49325e6c0239c280a36ee6513adb4c92214968e0587d42e833a489975ff3b6
sha512
94e37d371833a6c721f58ada642b9bc9a44c712f09caa69b4728c72cf3b91e4852e3a2b7801521c82846678342267fe00e294be96ed7b546452c99f96b755849
ripemd-160
440c6ed701385a0130eaa7955728f8674b77188b
Diameter
258240862
Circumference
811287594.9159
Area
5.2376901960247E+16
Volume
9.0172375407358E+24
Surface area
2.0950760784099E+17
Circumference
811287594.9159
Perimeter
516481724
Area
16672085701625761
Diagonal
182603864.69966
Surface area
100032514209754566
Volume
2.1527068914629E+24
Space diagonal
223643146.78719
Perimeter
387361293
Area
7.2192248758396E+15
Altitude
111821573.3936
Surface area
7.2192248758396E+15
Volume
2.536989401434E+23
Height
60867954.899886