21131473 is an odd 8-digits composite number following 21131472
and preceding 21131474 . In scientific notation, it is written as 2.1131473 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 18966480 positive integers (up to 21131473) that are relatively prime to 21131473.
21131473 has 8 divisors, whose sum is 23345280
The reverse of 21131473 is 37413112
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred thirty-one thousand four hundred seventy-three
Scientific notation
2.1131473 × 10^7
Engineering notation
2.1131473 × 10^6
Prime Factorization
11 × 79 × 24317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21131473
Product of the distinct prime numbers
The prime factorization of 21131473 is 11 × 79 × 24317.
Since it has a total of 3 prime factors.
10 , 8 , 10 , 48 , 578 , 409 , 4438 , 3957 , 87546 , 78906 , 14761 , 592846 , 3257066 , 6799652 , 85997260 , 272558 , 59311943 , 454929394 , 9485369627 , 6754139050
n×2
42262946
n×3
63394419
n×4
84525892
n×5
105657365
n÷2
10565736.5
n÷3
7043824.3333333
n÷3
5282868.25
n÷5
4226294.6
n2
446539151149729
n3
9.4360300159634E+21
n4
1.9939721350952E+29
n5
4.2135568335517E+36
2 √n
4596.8981933473
3 √n
276.46697271921
4 √n
67.800429153121
5 √n
29.173326614398
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21131472
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21131473 can be divided by 8 positive divisors.
The sum of these divisors (counting 21131473) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111000011010001
3
Ternary
1110202120221011
4
Quaternary
1100213003101
5
Quinary
20402201343
6
Senary
2032530521
8
Octal
120470321
10
Decimal
21131473
12
Duodecimal
70b0a41
16
Hexadecimal
14270d1
20
Vigesimal
6c18dd
36
Base36
ckx5d
md5
9240b1214d05e530dc64e13a4c87cbb8
sha1
2422b28545948d4dd83a84b1c08a4331d875bb8a
sha256
926484e867dd9a8fedfb64f7bbba3034610ae56d17c4dec0ee3cf03a17f23771
sha512
ad5f87bdb198372df0962915575a6c599808b2f961af59ccb7b36bf069157ded99aae54d5f3b8a514f3c222b7bef7762e9ec43d3a873a206cd3ffcae2d1cdd10
ripemd-160
fe99c0d037359264b24f9f7de0924e672ca8cca9
Diameter
42262946
Circumference
132772960.67266
Area
1.4028441167922E+15
Volume
3.9525550102938E+22
Surface area
5.6113764671688E+15
Circumference
132772960.67266
Perimeter
84525892
Area
446539151149729
Diagonal
29884415.709521
Surface area
2679234906898374
Volume
9.4360300159634E+21
Space diagonal
36600784.87477
Perimeter
63394419
Area
1.9335712434E+14
Altitude
18300392.437385
Surface area
1.9335712434E+14
Volume
1.1120468019613E+21
Height
9961471.9031736