21306563 is an odd 8-digits composite number following 21306562
and preceding 21306564 . In scientific notation, it is written as 2.1306563 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 21229368 positive integers (up to 21306563) that are relatively prime to 21306563.
21306563 has 4 divisors, whose sum is 21383760
The reverse of 21306563 is 36560312
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred six thousand five hundred sixty-three
Scientific notation
2.1306563 × 10^7
Engineering notation
2.1306563 × 10^6
Prime Factorization
277 × 76919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21306563
Product of the distinct prime numbers
The prime factorization of 21306563 is 277 × 76919.
Since it has a total of 2 prime factors.
4 , 4 , 88 , 15 , 720 , 72 , 51 , 1522 , 40235 , 28679 , 335728 , 498400 , 5565819 , 5295235 , 24689094 , 30576001 , 262537648 , 984408428 , 659533527 , 5419434837
n×2
42613126
n×3
63919689
n×4
85226252
n×5
106532815
n÷2
10653281.5
n÷3
7102187.6666667
n÷3
5326640.75
n÷5
4261312.6
n2
453969626872969
n3
9.6725324550554E+21
n4
2.0608842212318E+29
n5
4.3910359495382E+36
2 √n
4615.903270217
3 √n
277.2284517285
4 √n
67.940439137652
5 √n
29.221511728048
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
-21306562
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 21306563 can be divided by 4 positive divisors.
The sum of these divisors (counting 21306563) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010001110011000011
3
Ternary
1111002111002222
4
Quaternary
1101101303003
5
Quinary
20423302223
6
Senary
2040401255
8
Octal
121216303
10
Decimal
21306563
12
Duodecimal
717622b
16
Hexadecimal
1451cc3
20
Vigesimal
6d3683
36
Base36
coo8z
md5
5ff089cc9bd8edc61b8d59b14c7d9ea5
sha1
aba4bfe742aa0cc197f60e76aff76c1b7a265483
sha256
1646fadc48546016468e093f446d948ef6555433255fa45b431ea82abed186a3
sha512
578a880430e1a086122051ef774c39a78c371c6fcf6bab301b1ed5d82ee5207b162acd31c20bd3251c060c93adfe70d16ea272977da13e7b29fb68981c0dfcda
ripemd-160
2ca1d553bf3873c0b7139202304acddc94c2d9b4
Diameter
42613126
Circumference
133873083.5881
Area
1.426187644737E+15
Volume
4.0516209203215E+22
Surface area
5.7047505789481E+15
Circumference
133873083.5881
Perimeter
85226252
Area
453969626872969
Diagonal
30132030.362157
Surface area
2723817761237814
Volume
9.6725324550554E+21
Space diagonal
36904049.650667
Perimeter
63919689
Area
1.9657461470927E+14
Altitude
18452024.825334
Surface area
1.9657461470927E+14
Volume
1.1399188817028E+21
Height
10044010.120719