21765984 (number)

21765984 is an even 8-digits composite number following 21765983 and preceding 21765985. In scientific notation, it is written as 2.1765984 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 6828032 positive integers (up to 21765984) that are relatively prime to 21765984.

Interesting facts

Basic properties

Name

Name twenty-one million seven hundred sixty-five thousand nine hundred eighty-four

Notation

Scientific notation 2.1765984 × 10^7
Engineering notation 2.1765984 × 10^6

Prime Factorization of 21765984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 17 × 3 × 13337

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1360374
Product of the distinct prime numbers

The prime factorization of 21765984 is 2 × 2 × 2 × 2 × 2 × 17 × 3 × 13337. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21765984)

Multiplication

n×y
n×2 43531968
n×3 65297952
n×4 87063936
n×5 108829920

Division

n÷y
n÷2 10882992
n÷3 7255328
n÷3 5441496
n÷5 4353196.8

Exponentiation

ny
n2 473758059488256
n3 1.0311810342692E+22
n4 2.2444669893008E+29
n5 4.8853032577649E+36

Nth Root

y√n
2√n 4665.4028764942
3√n 279.20687114832
4√n 68.303754483148
5√n 29.346455971244

Divisors of 21765984

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21765983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21765984 can be divided by 48 positive divisors. The sum of these divisors (counting 21765984) is 1, the average is 0.020833333333333.

Base conversion 21765984

Base System Value
2 Binary 1010011000001111101100000
3 Ternary 1111221211022120
4 Quaternary 1103001331200
5 Quinary 21033002414
6 Senary 2054304240
8 Octal 123017540
10 Decimal 21765984
12 Duodecimal 7358080
16 Hexadecimal 14c1f60
20 Vigesimal 6g0ej4
36 Base36 cyiqo

Cryptographic Hash Functions

md5 de7f8a9d4eeba438322463890c60b2d8
sha1 b8ebe9a84b8ba04f847ec09e9638236fdcffa619
sha256 e9166edec8335757271b0589435c4367df0704043681654a4434e397ce14d864
sha512 57824cca0e5d9151f7c57fabaf476e0e78ae1f9cb8bc2ebc66cb88c03870394b4ce14edc7519a6780ff74fb61f395584f6f926e43636857d8a8cf8cf623b3094
ripemd-160 68984b499323c0dc5090d89849927a47df9e50cb

21765984 as geometric shapes

Circle

Radius = n
Diameter 43531968
Circumference 136759710.86511
Area 1.4883548392673E+15

Sphere

Radius = n
Volume 4.3194010157085E+22
Surface area 5.953419357069E+15
Circumference 136759710.86511

Square

Length = n
Perimeter 87063936
Area 473758059488256
Diagonal 30781749.771196

Cube

Length = n
Surface area 2842548356929536
Volume 1.0311810342692E+22
Space diagonal 37699790.164731

Equilateral Triangle

Length = n
Perimeter 65297952
Area 2.0514325738222E+14
Altitude 18849895.082366

Triangular Pyramid

Length = n
Surface area 2.0514325738222E+14
Volume 1.2152585032712E+21
Height 10260583.257065