21462 (number)

21462 is an even 5-digits composite number following 21461 and preceding 21463. In scientific notation, it is written as 2.1462 × 10^4. The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors. There are 6048 positive integers (up to 21462) that are relatively prime to 21462.

Interesting facts

Basic properties

Name

Name twenty-one thousand four hundred sixty-two

Notation

Scientific notation 2.1462 × 10^4
Engineering notation 2.1462 × 10^3

Prime Factorization of 21462

Prime Factorization 2 × 3 × 49 × 73

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21462
Product of the distinct prime numbers

The prime factorization of 21462 is 2 × 3 × 49 × 73. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 1, 26, 91, 741, 614, 4223, 581, 41075, 73914, 509078, 84430, 9189672, 3295413, 26268445, 71389139, 257500353, 31380234, 2194827301, 9227978441

Basic calculations (n = 21462)

Multiplication

n×y
n×2 42924
n×3 64386
n×4 85848
n×5 107310

Division

n÷y
n÷2 10731
n÷3 7154
n÷3 5365.5
n÷5 4292.4

Exponentiation

ny
n2 460617444
n3 9885771583128
n4 212168429717093136
n5 4.5535588385883E+21

Nth Root

y√n
2√n 146.49914675519
3√n 27.790097054186
4√n 12.103683189641
5√n 7.3507903767674

Divisors of 21462

1, 2, 3, 6, 49, 73, 98, 146, 147, 219, 294, 438, 3577, 7154, 10731, 21462

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 -21461
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 21462 can be divided by 16 positive divisors. The sum of these divisors (counting 21462) is 1, the average is 0.0625.

Base conversion 21462

Base System Value
2 Binary 101001111010110
3 Ternary 1002102220
4 Quaternary 11033112
5 Quinary 1141322
6 Senary 243210
8 Octal 51726
10 Decimal 21462
12 Duodecimal 10506
16 Hexadecimal 53d6
20 Vigesimal 2dd2
36 Base36 gk6

Cryptographic Hash Functions

md5 37e83c96bcea8158cced5add35c02417
sha1 905636737600334d731cf795f33d7c987755192b
sha256 9f2ab0603f18a75a25c8a772fc22e1206a8a8edcf77c71f37457b38462af6f00
sha512 9dc2cae6a4e34eca6aa06c73298bc48322bcffab1cbb56e5a8fa479c2dd56160c46bc583a1eedfc06427ddeb91154d6ec24c4dc2b8197a28ca4710613dfe334e
ripemd-160 60ab88643b92f8d51d1f9f3fab40a3213659f18e

21462 as geometric shapes

Circle

Radius = n
Diameter 42924
Circumference 134849.72306269
Area 1447072378.1857

Sphere

Radius = n
Volume 41409423174162
Surface area 5788289512.7428
Circumference 134849.72306269

Square

Length = n
Perimeter 85848
Area 460617444
Diagonal 30351.851475651

Cube

Length = n
Surface area 2763704664
Volume 9885771583128
Space diagonal 37173.274432043

Equilateral Triangle

Length = n
Perimeter 64386
Area 199453203.96513
Altitude 18586.637216022

Triangular Pyramid

Length = n
Surface area 199453203.96513
Volume 1165049353948.5
Height 10117.283825217