21363984 is an even 8-digits composite number following 21363983
and preceding 21363985 . In scientific notation, it is written as 2.1363984 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 20 positive divisors.
There are 7121280 positive integers (up to 21363984) that are relatively prime to 21363984.
21363984 has 20 divisors, whose sum is 45992220
The reverse of 21363984 is 48936312
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million three hundred sixty-three thousand nine hundred eighty-four
Scientific notation
2.1363984 × 10^7
Engineering notation
2.1363984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 9 × 148361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2670498
Product of the distinct prime numbers
The prime factorization of 21363984 is 2 × 2 × 2 × 2 × 9 × 148361.
Since it has a total of 6 prime factors.
1 , 10 , 11 , 72 , 476 , 989 , 1519 , 7342 , 29254 , 97319 , 379826 , 262971 , 8364199 , 6968760 , 9345932 , 7761199 , 200910720 , 465703844 , 3943340337 , 6570066521
n×2
42727968
n×3
64091952
n×4
85455936
n×5
106819920
n÷2
10681992
n÷3
7121328
n÷3
5340996
n÷5
4272796.8
n2
456419812352256
n3
9.7509455683766E+21
n4
2.0831904510767E+29
n5
4.4505247465755E+36
2 √n
4622.1189945738
3 √n
277.47727108704
4 √n
67.986167670886
5 √n
29.237245120086
1 , 2 , 4 , 8 , 9 , 16 , 18 , 36 , 72 , 144 , 148361 , 296722 , 593444 , 1186888 , 1335249 , 2373776 , 2670498 , 5340996 , 10681992 , 21363984
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21363983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21363984 can be divided by 20 positive divisors.
The sum of these divisors (counting 21363984) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010001011111110100010000
3
Ternary
1111012101212200
4
Quaternary
1101133310100
5
Quinary
20432121414
6
Senary
2041523200
8
Octal
121376420
10
Decimal
21363984
12
Duodecimal
71a3500
16
Hexadecimal
145fd10
20
Vigesimal
6da9j4
36
Base36
cpwk0
md5
b6c34f6db57325a240d7b5b22ea8f08a
sha1
958c05ae67cd0c21844247d9f3e13732ce287edc
sha256
1f9b854a7deae028f4e73a2ce8160d457ec087eb94e62bfa2bfe2f2556351d0b
sha512
af6c53a95978f157ada373b77a97ab2a8e7223c54109ea8f34f85b48f1f461d90c2b3d341b05085d9f516b1806e890680ad1e169efd3193532a4fbf3c9169ece
ripemd-160
4877368cc3bf387ed0d9f72eba77a6de6a234b3a
Diameter
42727968
Circumference
134233870.37162
Area
1.4338851294387E+15
Volume
4.0844665284221E+22
Surface area
5.7355405177547E+15
Circumference
134233870.37162
Perimeter
85455936
Area
456419812352256
Diagonal
30213235.919122
Surface area
2738518874113536
Volume
9.7509455683766E+21
Space diagonal
37003505.740089
Perimeter
64091952
Area
1.9763557614379E+14
Altitude
18501752.870044
Surface area
1.9763557614379E+14
Volume
1.14915995573E+21
Height
10071078.639707