131749238 is an even 9-digits composite number following 131749237
and preceding 131749239 . In scientific notation, it is written as 1.31749238 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 65874618 positive integers (up to 131749238) that are relatively prime to 131749238.
131749238 has 4 divisors, whose sum is 197623860
The reverse of 131749238 is 832947131
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred thirty-one million seven hundred forty-nine thousand two hundred thirty-eight
Scientific notation
1.31749238 × 10^8
Engineering notation
1.31749238 × 10^6
Prime Factorization
2 × 65874619
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
131749238 Product of the distinct prime numbers
The prime factorization of 131749238 is 2 × 65874619.
Since it has a total of 2 prime factors.
10 , 6 , 26 , 14 , 888 , 254 , 6009 , 249 , 75920 , 79371 , 436947 , 664452 , 6152997 , 8655778 , 29447349 , 98791258 , 762045617 , 681988731 , 7854243898 , 4413640148
n×2
263498476
n×3
395247714
n×4
526996952
n×5
658746190
n÷2
65874619
n÷3
43916412.666667
n÷3
32937309.5
n÷5
26349847.6
n2
17357861713580644
n3
2.2868850540736E+24
n4
3.0129536326779E+32
n5
3.9695434523464E+40
2 √n11478.20708996
3 √n508.84171069307
4 √n107.13639479635
5 √n42.067782747938
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
-131749237 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 131749238 can be divided by 4 positive divisors.
The sum of these divisors (counting 131749238) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110100101010101110110
3
Ternary
100011220112222102
4
Quaternary
13312211111312
5
Quinary
232211433423
6
Senary
21023502102
8
Octal
766452566
10
Decimal
131749238
12
Duodecimal
38157932
16
Hexadecimal
7da5576
20
Vigesimal
2138d1i
36
Base36
26fud2
md5
904d8ce4ae7b0d815067127bcb6c7cdc
sha1
60c259419ae70943898bef05011676a61ac4a37c
sha256
1160e2303762001942467fc9de28ca11d6474c2c5c6a90901113f725314c3cd3
sha512
1466c267023ac34f4dfa29bcd805ba24b04d14ad5b6c968a1a401029b70bdd0d51a00fac15597a0f8bd2bd2c5440cf61f7b1db2917dc3b8955d82a28e2526ad6
ripemd-160
45a93dc382767e2b2d09bf46a6ca8c352035b8f1
Diameter
263498476
Circumference
827804876.43371
Area
5.4531330841412E+16
Volume
9.579281713976E+24
Surface area
2.1812532336565E+17
Circumference
827804876.43371
Perimeter
526996952
Area
17357861713580644
Diagonal
186321559.21192
Surface area
104147170281483864
Volume
2.2868850540736E+24
Space diagonal
228196374.07448
Perimeter
395247714
Area
7.5161745996691E+15
Altitude
114098187.03724
Surface area
7.5161745996691E+15
Volume
2.6951198825494E+23
Height
62107186.403974