129125791 is an odd 9-digits prime number following 129125790
and preceding 129125792 . In scientific notation, it is written as 1.29125791 × 10^8.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 129125790 positive integers (up to 129125791) that are relatively prime to 129125791.
129125791 has 2 divisors, whose sum is 129125792
The reverse of 129125791 is 197521921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 37 Digital Root 1
Name
one hundred twenty-nine million one hundred twenty-five thousand seven hundred ninety-one
Scientific notation
1.29125791 × 10^8
Engineering notation
1.29125791 × 10^6
Prime Factorization
129125791
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129125791 Product of the distinct prime numbers
The prime factorization of 129125791 is 129125791.
Since it has a total of 1 prime factors.
3 , 5 , 32 , 77 , 496 , 420 , 4905 , 3733 , 15288 , 65635 , 416122 , 122626 , 9924289 , 2926573 , 68828116 , 1226948 , 622600554 , 674431874 , 6743418640 , 3006477740
n×2
258251582
n×3
387377373
n×4
516503164
n×5
645628955
n÷2
64562895.5
n÷3
43041930.333333
n÷3
32281447.75
n÷5
25825158.2
n2
16673469901375681
n3
2.1529749897298E+24
n4
2.7800459855208E+32
n5
3.5897563689675E+40
2 √n11363.352982285
3 √n505.44161742256
4 √n106.59902899316
5 √n41.898897848336
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129125792 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64562896 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11363.353026286 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845112 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129125791 can be divided by 2 positive divisors.
The sum of these divisors (counting 129125791) is 129125792, the average is 64562896.
Base
System
Value
2
Binary
111101100100100110110011111
3
Ternary
22222222021021201
4
Quaternary
13230210312133
5
Quinary
231024011131
6
Senary
20451340331
8
Octal
754446637
10
Decimal
129125791
12
Duodecimal
372b16a7
16
Hexadecimal
7b24d9f
20
Vigesimal
2070e9b
36
Base36
24vm3j
md5
19ead2fcb05f567344a7d3f579fe40bb
sha1
7e48f8c0a09aa2d8d014f48bd3637a859267e2fa
sha256
8f680f9c5def9eefa5ab0151f6316e98eaa0eace07d879fa578a6f9b2500aa75
sha512
e765aaa51cffe9b7bf70adfc1a49d1f4a59b0662526a2bb70cbe022057302a4300d9fec4429f960310884fde6cd47fb7e921b39810afacd4570fe97c5e5d240c
ripemd-160
38b54f130af79f4b25508989253ac06b51960abc
Diameter
258251582
Circumference
811321272.78914
Area
5.2381250552012E+16
Volume
9.0183605481304E+24
Surface area
2.0952500220805E+17
Circumference
811321272.78914
Perimeter
516503164
Area
16673469901375681
Diagonal
182611444.88435
Surface area
100040819408254086
Volume
2.1529749897298E+24
Space diagonal
223652430.57952
Perimeter
387377373
Area
7.2198242519133E+15
Altitude
111826215.28976
Surface area
7.2198242519133E+15
Volume
2.5373053582717E+23
Height
60870481.628118