131808539 is an odd 9-digits composite number following 131808538
and preceding 131808540 . In scientific notation, it is written as 1.31808539 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 129004056 positive integers (up to 131808539) that are relatively prime to 131808539.
131808539 has 4 divisors, whose sum is 134613024
The reverse of 131808539 is 935808131
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred thirty-one million eight hundred eight thousand five hundred thirty-nine
Scientific notation
1.31808539 × 10^8
Engineering notation
1.31808539 × 10^6
Prime Factorization
47 × 2804437
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131808539
Product of the distinct prime numbers
The prime factorization of 131808539 is 47 × 2804437.
Since it has a total of 2 prime factors.
5 , 4 , 74 , 39 , 931 , 25 , 9193 , 1505 , 6290 , 87044 , 711041 , 409609 , 8606995 , 5348892 , 84832963 , 59618862 , 845254942 , 990585387 , 8078893293 , 8943268906
n×2
263617078
n×3
395425617
n×4
527234156
n×5
659042695
n÷2
65904269.5
n÷3
43936179.666667
n÷3
32952134.75
n÷5
26361707.8
n2
17373490953314521
n3
2.2899744598861E+24
n4
3.018381879049E+32
n5
3.9784850562153E+40
2 √n
11480.78999895
3 √n
508.91804331959
4 √n
107.14844842064
5 √n
42.071569050766
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
-131808538
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 131808539 can be divided by 4 positive divisors.
The sum of these divisors (counting 131808539) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110110011110100011011
3
Ternary
100012000120022202
4
Quaternary
13312303310123
5
Quinary
232220333124
6
Senary
21025040415
8
Octal
766636433
10
Decimal
131808539
12
Duodecimal
3818610b
16
Hexadecimal
7db3d1b
20
Vigesimal
213g16j
36
Base36
26h44b
md5
6bf1c8ea64750f5715d3e7f834eaa5d8
sha1
0a8250c15094f3307365527d04df3707b9cdcc1a
sha256
af50aaf7c79543ad97c2fd195142a33ebb66a2fad9fafcc56ff3d37fb968c83c
sha512
2b053b5a4c9128669d6312a3d4ebd34d58475c89256dc469d08a57bbc96ed7831a1fb013545d25f2e3ad14ba93613ef563a879d89a1668e22ebbf00e5e47084a
ripemd-160
cae2de5373c994413d8cb8e69fea13dc2011d96c
Diameter
263617078
Circumference
828177475.60561
Area
5.4580431546142E+16
Volume
9.5922225867819E+24
Surface area
2.1832172618457E+17
Circumference
828177475.60561
Perimeter
527234156
Area
17373490953314521
Diagonal
186405423.49038
Surface area
104240945719887126
Volume
2.2899744598861E+24
Space diagonal
228299086.41942
Perimeter
395425617
Area
7.5229422589947E+15
Altitude
114149543.20971
Surface area
7.5229422589947E+15
Volume
2.6987607822158E+23
Height
62135141.163461