129804931 is an odd 9-digits composite number following 129804930
and preceding 129804932 . In scientific notation, it is written as 1.29804931 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 128977992 positive integers (up to 129804931) that are relatively prime to 129804931.
129804931 has 4 divisors, whose sum is 130631872
The reverse of 129804931 is 139408921
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million eight hundred four thousand nine hundred thirty-one
Scientific notation
1.29804931 × 10^8
Engineering notation
1.29804931 × 10^6
Prime Factorization
157 × 826783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129804931
Product of the distinct prime numbers
The prime factorization of 129804931 is 157 × 826783.
Since it has a total of 2 prime factors.
3 , 2 , 59 , 33 , 32 , 712 , 2317 , 4032 , 37672 , 25155 , 190964 , 31687 , 6154821 , 1109681 , 51482815 , 91303635 , 497346150 , 286426296 , 7877634872 , 863810978
n×2
259609862
n×3
389414793
n×4
519219724
n×5
649024655
n÷2
64902465.5
n÷3
43268310.333333
n÷3
32451232.75
n÷5
25960986.2
n2
16849320111914761
n3
2.187124834524E+24
n4
2.8389958823378E+32
n5
3.6851566461614E+40
2 √n
11393.19669803
3 √n
506.32619559317
4 √n
106.73891838514
5 √n
41.942879056342
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129804930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129804931 can be divided by 4 positive divisors.
The sum of these divisors (counting 129804931) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111001010101010000011
3
Ternary
100001020202220001
4
Quaternary
13233022222003
5
Quinary
231212224211
6
Senary
20514100431
8
Octal
757125203
10
Decimal
129804931
12
Duodecimal
3757a717
16
Hexadecimal
7bcaa83
20
Vigesimal
20b5c6b
36
Base36
25a64j
md5
0f9f79a682d076666a21e91a8c65e258
sha1
c0dcfd66763dc314621cb46fe55a0da4c959c6c1
sha256
0091c8e0eac2be5901dc826a73baf3040f64433c8f57d72e62ecab717e339978
sha512
d8741784d1e921e43c4d30c3a6b96576c29145aa01478d6207d9915f034f7ff8c8d9347052e25c4b44d594a894a1457d5f0a93b4fb66da81c99ca1e5bf38d42a
ripemd-160
5b8cac1a0a3966389cea8763cfa40a82c7d7427e
Diameter
259609862
Circumference
815588435.25866
Area
5.2933700281574E+16
Volume
9.1614070834992E+24
Surface area
2.117348011263E+17
Circumference
815588435.25866
Perimeter
519219724
Area
16849320111914761
Diagonal
183571893.8831
Surface area
101095920671488566
Volume
2.187124834524E+24
Space diagonal
224828735.56497
Perimeter
389414793
Area
7.2959696267071E+15
Altitude
112414367.78249
Surface area
7.2959696267071E+15
Volume
2.5775513363224E+23
Height
61190631.294368