21306566 is an even 8-digits composite number following 21306565
and preceding 21306567 . In scientific notation, it is written as 2.1306566 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10653282 positive integers (up to 21306566) that are relatively prime to 21306566.
21306566 has 4 divisors, whose sum is 31959852
The reverse of 21306566 is 66560312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million three hundred six thousand five hundred sixty-six
Scientific notation
2.1306566 × 10^7
Engineering notation
2.1306566 × 10^6
Prime Factorization
2 × 10653283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21306566
Product of the distinct prime numbers
The prime factorization of 21306566 is 2 × 10653283.
Since it has a total of 2 prime factors.
6 , 2 , 99 , 31 , 146 , 835 , 362 , 7940 , 45577 , 82484 , 290728 , 160704 , 3111014 , 9696828 , 59698699 , 82021250 , 65869996 , 94544137 , 4664563082 , 3274655993
n×2
42613132
n×3
63919698
n×4
85226264
n×5
106532830
n÷2
10653283
n÷3
7102188.6666667
n÷3
5326641.5
n÷5
4261313.2
n2
453969754712356
n3
9.6725365407826E+21
n4
2.060885381936E+29
n5
4.3910390408654E+36
2 √n
4615.9035951805
3 √n
277.22846473991
4 √n
67.940441529184
5 √n
29.221512550935
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
-21306565
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 21306566 can be divided by 4 positive divisors.
The sum of these divisors (counting 21306566) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010001110011000110
3
Ternary
1111002111010002
4
Quaternary
1101101303012
5
Quinary
20423302231
6
Senary
2040401302
8
Octal
121216306
10
Decimal
21306566
12
Duodecimal
7176232
16
Hexadecimal
1451cc6
20
Vigesimal
6d3686
36
Base36
coo92
md5
5b26eb1c819de3ee5a6a543849a66653
sha1
4afa885818f7d2602eb0c6647e05cd4bf8b405ed
sha256
963323343e6c396e87d567de9f6a0dbd085a0e13a9b7e77ad8bcf124416b9bd1
sha512
89f390640b0cdb3257bcd28e9a27fccde6f554ca02089eac60e5c8f4a71f4eda228072e306a1b82e8c56e6ac68c020b569bf89b80f8b8fe133a374a0805e89d9
ripemd-160
57d6ce112a5faac2ca29ad646cc4bdf45128d23f
Diameter
42613132
Circumference
133873102.43765
Area
1.4261880463563E+15
Volume
4.0516226317469E+22
Surface area
5.7047521854252E+15
Circumference
133873102.43765
Perimeter
85226264
Area
453969754712356
Diagonal
30132034.604797
Surface area
2723818528274136
Volume
9.6725365407826E+21
Space diagonal
36904054.84682
Perimeter
63919698
Area
1.9657467006535E+14
Altitude
18452027.42341
Surface area
1.9657467006535E+14
Volume
1.1399193632103E+21
Height
10044011.534932