21232390 is an even 8-digits composite number following 21232389
and preceding 21232391 . In scientific notation, it is written as 2.1232390 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8492952 positive integers (up to 21232390) that are relatively prime to 21232390.
21232390 has 8 divisors, whose sum is 38218320
The reverse of 21232390 is 09323212
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million two hundred thirty-two thousand three hundred ninety
Scientific notation
2.1232390 × 10^7
Engineering notation
2.1232390 × 10^6
Prime Factorization
2 × 5 × 2123239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21232390
Product of the distinct prime numbers
The prime factorization of 21232390 is 2 × 5 × 2123239.
Since it has a total of 3 prime factors.
3 , 2 , 41 , 14 , 757 , 669 , 9747 , 4658 , 77947 , 67859 , 125159 , 581984 , 4944985 , 6799828 , 91676645 , 99785590 , 38124347 , 123839888 , 462930787 , 2603245162
n×2
42464780
n×3
63697170
n×4
84929560
n×5
106161950
n÷2
10616195
n÷3
7077463.3333333
n÷3
5308097.5
n÷5
4246478
n2
450814385112100
n3
9.5718668423103E+21
n4
2.03233609824E+29
n5
4.315135264891E+36
2 √n
4607.8617600792
3 √n
276.90637923615
4 √n
67.88123275309
5 √n
29.20113799006
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
-21232389
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 21232390 can be divided by 8 positive divisors.
The sum of these divisors (counting 21232390) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111111101100000110
3
Ternary
1110221201100211
4
Quaternary
1100333230012
5
Quinary
20413414030
6
Senary
2035030034
8
Octal
120775406
10
Decimal
21232390
12
Duodecimal
713b31a
16
Hexadecimal
143fb06
20
Vigesimal
6ce0ja
36
Base36
cn30m
md5
519225658600ffbc38828a28a7a85e7e
sha1
001a6adf0bfd4ea2e14c8e2ad3b726f2867dedaa
sha256
685be0d69f3a4718512db95b45bad61b533dcb4d4bea67ee042a351da8f6a33e
sha512
5bb3c154584800cd5825500f7d61fce32ab0b7c4507a8fe278b5655c4883c32c09860daa8af3cee96a0763507b777e31a1dd91ef71dda56c94703e405f1acc98
ripemd-160
5c988b2d10ad04370168a2e9011d8d4244a28b48
Diameter
42464780
Circumference
133407040.88431
Area
1.4162751604008E+15
Volume
4.0094542070589E+22
Surface area
5.6651006416031E+15
Circumference
133407040.88431
Perimeter
84929560
Area
450814385112100
Diagonal
30027133.899595
Surface area
2704886310672600
Volume
9.5718668423103E+21
Space diagonal
36775578.246117
Perimeter
63697170
Area
1.9520835494927E+14
Altitude
18387789.123059
Surface area
1.9520835494927E+14
Volume
1.1280553254687E+21
Height
10009044.633198