21306543 is an odd 8-digits composite number following 21306542
and preceding 21306544 . In scientific notation, it is written as 2.1306543 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 13142304 positive integers (up to 21306543) that are relatively prime to 21306543.
21306543 has 16 divisors, whose sum is 30602880
The reverse of 21306543 is 34560312
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million three hundred six thousand five hundred forty-three
Scientific notation
2.1306543 × 10^7
Engineering notation
2.1306543 × 10^6
Prime Factorization
3 × 19 × 43 × 8693
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21306543
Product of the distinct prime numbers
The prime factorization of 21306543 is 3 × 19 × 43 × 8693.
Since it has a total of 4 prime factors.
5 , 2 , 85 , 8 , 888 , 227 , 1394 , 3041 , 10407 , 15280 , 288739 , 434127 , 9705810 , 7475271 , 43667603 , 22868241 , 772968123 , 202937329 , 9849014399 , 1034548611
n×2
42613086
n×3
63919629
n×4
85226172
n×5
106532715
n÷2
10653271.5
n÷3
7102181
n÷3
5326635.75
n÷5
4261308.6
n2
453968774610849
n3
9.6725052169034E+21
n4
2.0608764832168E+29
n5
4.3910153407347E+36
2 √n
4615.9011037933
3 √n
277.22836498573
4 √n
67.940423194099
5 √n
29.221506242128
1 , 3 , 19 , 43 , 57 , 129 , 817 , 2451 , 8693 , 26079 , 165167 , 373799 , 495501 , 1121397 , 7102181 , 21306543
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21306542
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21306543 can be divided by 16 positive divisors.
The sum of these divisors (counting 21306543) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001010001110010101111
3
Ternary
1111002111002020
4
Quaternary
1101101302233
5
Quinary
20423302133
6
Senary
2040401223
8
Octal
121216257
10
Decimal
21306543
12
Duodecimal
7176213
16
Hexadecimal
1451caf
20
Vigesimal
6d3673
36
Base36
coo8f
md5
7bd710a0361fc08c9770585e4edbbaa1
sha1
bc3f6e96c7944ec2446205548ff514b2ca61ba8c
sha256
ec5446fcca1d1c18a0d08a91a6c40e200fb4b56fa1bec253bbce585cc2294f5a
sha512
008f2567b669df9d0d127a1579d9263bcb9653d672b2b8f178ccba64c4ec0425c2596df361ae5034b12fa6eb6567c1d49a3c17fbf8fb40a291773abd3577190d
ripemd-160
6d62dfe35b2391b67dc83f1176eba52755c4e4a0
Diameter
42613086
Circumference
133872957.92439
Area
1.4261849672766E+15
Volume
4.051609510831E+22
Surface area
5.7047398691064E+15
Circumference
133872957.92439
Perimeter
85226172
Area
453968774610849
Diagonal
30132002.077886
Surface area
2723812647665094
Volume
9.6725052169034E+21
Space diagonal
36904015.009651
Perimeter
63919629
Area
1.9657424566894E+14
Altitude
18452007.504826
Surface area
1.9657424566894E+14
Volume
1.1399156716558E+21
Height
10044000.692629