# 20213 (number)

20213 is an odd five-digits composite number following 20212 and preceding 20214. In scientific notation, it is written as 2.0213 × 104. The sum of its digits is 8. It has a total of 3 prime factors and 8 positive divisors. There are 17,920 positive integers (up to 20213) that are relatively prime to 20213.

## Basic properties

• Is Prime? no
• Number parity odd
• Number length 5
• Sum of Digits 8
• Digital Root 8

## Name

Name twenty thousand two hundred thirteen

## Notation

Scientific notation 2.0213 × 104 20.213 × 103

## Prime Factorization of 20213

Prime Factorization 17 × 29 × 41

Composite number
Distinct Factors Total Factors Radical ω 3 Total number of distinct prime factors Ω 3 Total number of prime factors rad 20213 Product of the distinct prime numbers λ -1 Returns the parity of Ω(n), such that λ(n) = (-1)Ω(n) μ -1 Returns: 1, if n has an even number of prime factors (and is square free) −1, if n has an odd number of prime factors (and is square free) 0, if n has a squared prime factor Λ 0 Returns log(p) if n is a power pk of any prime p (for any k >= 1), else returns 0

The prime factorization of 20213 is 17 × 29 × 41. Since it has a total of 3 prime factors, 20213 is a composite number.

## Divisors of 20213

1, 17, 29, 41, 493, 697, 1189, 20213

8 divisors

 Even divisors 0 8 8 0
Total Divisors Sum of Divisors Aliquot Sum τ 8 Total number of the positive divisors of n σ 22680 Sum of all the positive divisors of n s 2467 Sum of the proper positive divisors of n A 2835 Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) G 142.172 Returns the nth root of the product of n divisors H 7.12981 Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20213 can be divided by 8 positive divisors (out of which none is even, and 8 are odd). The sum of these divisors (counting 20213) is 22680, the average is 2835.

## Other Arithmetic Functions (n = 20213)

1 φ(n) n
Euler Totient Carmichael Lambda Prime Pi φ 17920 Total number of positive integers not greater than n that are coprime to n λ 560 Smallest positive number such that aλ(n) ≡ 1 (mod n) for all a coprime to n π ≈ 2287 Total number of primes less than or equal to n r2 32 The number of ways n can be represented as the sum of 2 squares

There are 17,920 positive integers (less than 20213) that are coprime with 20213. And there are approximately 2,287 prime numbers less than or equal to 20213.

## Divisibility of 20213

m n mod m
2 1
3 2
4 1
5 3
6 5
7 4
8 5
9 8

20213 is not divisible by any number less than or equal to 9.

## Classification of 20213

• Arithmetic
• Deficient

• Polite

• Square Free

### Other numbers

• LucasCarmichael
• Sphenic

## Base conversion 20213

Base System Value
2 Binary 100111011110101
3 Ternary 1000201122
4 Quaternary 10323311
5 Quinary 1121323
6 Senary 233325
8 Octal 47365
10 Decimal 20213
12 Duodecimal b845
36 Base36 flh

## Basic calculations (n = 20213)

### Multiplication

n×y
 n×2 40426 60639 80852 101065

### Division

n÷y
 n÷2 10106.5 6737.67 5053.25 4042.6

### Exponentiation

ny
 n2 408565369 8258331803597 166925660746106161 3374068380661043832293

### Nth Root

y√n
 2√n 142.172 27.2402 11.9236 7.26317

## 20213 as geometric shapes

### Circle

 Diameter 40426 127002 1.28355e+09

### Sphere

 Volume 3.45924e+13 5.13418e+09 127002

### Square

Length = n
 Perimeter 80852 4.08565e+08 28585.5

### Cube

Length = n
 Surface area 2.45139e+09 8.25833e+12 35009.9

### Equilateral Triangle

Length = n
 Perimeter 60639 1.76914e+08 17505

### Triangular Pyramid

Length = n
 Surface area 7.07656e+08 9.73254e+11 16503.8

## Cryptographic Hash Functions

md5 0f297ff03a203306384e8fcc694b6724 c97f041af3626de5e36f8057da0980c565eb8ba4 8029857f13d024709f3cc45eac87bd6c83cfd6076975d9d324a17d43e0ca7ac9 efa41bd67cb1471c4992cb85d987ae47fa0bfeed39f0b75e4b294b7a55991f63618907b922b7fcdeca36af1b363c96e08d82f586972f64c131e6b25f976036cd aeb6e11c14942a1eba5e723bfec3dae7d3dc72ce
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