131749239 is an odd 9-digits composite number following 131749238
and preceding 131749240 . In scientific notation, it is written as 1.31749239 × 10^8.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 87832824 positive integers (up to 131749239) that are relatively prime to 131749239.
131749239 has 4 divisors, whose sum is 175665656
The reverse of 131749239 is 932947131
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred thirty-one million seven hundred forty-nine thousand two hundred thirty-nine
Scientific notation
1.31749239 × 10^8
Engineering notation
1.31749239 × 10^6
Prime Factorization
3 × 43916413
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131749239
Product of the distinct prime numbers
The prime factorization of 131749239 is 3 × 43916413.
Since it has a total of 2 prime factors.
4 , 2 , 53 , 1 , 6 , 284 , 9889 , 212 , 94681 , 10056 , 368045 , 818504 , 4016322 , 3009224 , 45281876 , 86110543 , 615051801 , 915525326 , 9048878081 , 2142555536
n×2
263498478
n×3
395247717
n×4
526996956
n×5
658746195
n÷2
65874619.5
n÷3
43916413
n÷3
32937309.75
n÷5
26349847.8
n2
17357861977079121
n3
2.2868851061472E+24
n4
3.0129537241533E+32
n5
3.9695436029941E+40
2 √n
11478.20713352
3 √n
508.84171198046
4 √n
107.13639499965
5 √n
42.067782811798
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
-131749238
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 131749239 can be divided by 4 positive divisors.
The sum of these divisors (counting 131749239) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110100101010101110111
3
Ternary
100011220112222110
4
Quaternary
13312211111313
5
Quinary
232211433424
6
Senary
21023502103
8
Octal
766452567
10
Decimal
131749239
12
Duodecimal
38157933
16
Hexadecimal
7da5577
20
Vigesimal
2138d1j
36
Base36
26fud3
md5
102b2fb6c16badb993cdad34696476a0
sha1
8271d11f5114a31563b37bbcec84c9dc73fd4c00
sha256
6e6279017bc1273c190c3f793d41182b45c185897c036270e9d03eeae27c6b35
sha512
960cad4355ae8356d543d44a2732eb71c145298d6cfe037d06de1e4433d0e8ce348a35c69e33dd5fff72fd5ffd28b7a7be4cc4e417a16904c346a5b8f3cd526e
ripemd-160
5be5cc818bbaae5b984527f444683f4ae1311832
Diameter
263498478
Circumference
827804882.71689
Area
5.4531331669217E+16
Volume
9.5792819321013E+24
Surface area
2.1812532667687E+17
Circumference
827804882.71689
Perimeter
526996956
Area
17357861977079121
Diagonal
186321560.62613
Surface area
104147171862474726
Volume
2.2868851061472E+24
Space diagonal
228196375.80654
Perimeter
395247717
Area
7.5161747137672E+15
Altitude
114098187.90327
Surface area
7.5161747137672E+15
Volume
2.6951199439187E+23
Height
62107186.875378