21602018 is an even 8-digits composite number following 21602017
and preceding 21602019 . In scientific notation, it is written as 2.1602018 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 10801008 positive integers (up to 21602018) that are relatively prime to 21602018.
21602018 has 4 divisors, whose sum is 32403030
The reverse of 21602018 is 81020612
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million six hundred two thousand eighteen
Scientific notation
2.1602018 × 10^7
Engineering notation
2.1602018 × 10^6
Prime Factorization
2 × 10801009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21602018
Product of the distinct prime numbers
The prime factorization of 21602018 is 2 × 10801009.
Since it has a total of 2 prime factors.
5 , 7 , 61 , 87 , 534 , 662 , 610 , 5345 , 85343 , 4044 , 161454 , 908331 , 6223988 , 1209226 , 30809155 , 67019471 , 289009432 , 929882955 , 7447272242 , 6385464826
n×2
43204036
n×3
64806054
n×4
86408072
n×5
108010090
n÷2
10801009
n÷3
7200672.6666667
n÷3
5400504.5
n÷5
4320403.6
n2
466647181672324
n3
1.0080520818135E+22
n4
2.1775959216272E+29
n5
4.7040466295718E+36
2 √n
4647.7971126115
3 √n
278.50400264138
4 √n
68.174754217463
5 √n
29.30210800046
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
-21602017
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 21602018 can be divided by 4 positive divisors.
The sum of these divisors (counting 21602018) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010011001111011100010
3
Ternary
1111122111101202
4
Quaternary
1102121323202
5
Quinary
21012231033
6
Senary
2051001202
8
Octal
122317342
10
Decimal
21602018
12
Duodecimal
7299202
16
Hexadecimal
1499ee2
20
Vigesimal
6f050i
36
Base36
cv082
md5
1795b9a1f36ec98b8d90fdc5105d4e9d
sha1
15111413164a5f3eff65d1dc8faa711557ea8e22
sha256
527e87672a378394035cc286e3b08c615975b31518638826676060afc27e9068
sha512
39ae3e15173a2ecf81c46a5c513a6fc2bd5b31924c07d7581cc4d15f2784970f3feca7f3809f72c7f0c1c5bdce64518c7f7c7c0eff0e8b72f1ae7e59b9868f95
ripemd-160
c84fd5694b7cb245a0f9a188cc8a2e9cb47b6f50
Diameter
43204036
Circumference
135729482.10303
Area
1.4660153577602E+15
Volume
4.2225186862148E+22
Surface area
5.8640614310406E+15
Circumference
135729482.10303
Perimeter
86408072
Area
466647181672324
Diagonal
30549866.830228
Surface area
2799883090033944
Volume
1.0080520818135E+22
Space diagonal
37415792.722017
Perimeter
64806054
Area
2.0206415696632E+14
Altitude
18707896.361009
Surface area
2.0206415696632E+14
Volume
1.1880007713992E+21
Height
10183288.943409