# 218353 (number)

218,353 (two hundred eighteen thousand three hundred fifty-three) is an odd six-digits composite number following 218352 and preceding 218354. In scientific notation, it is written as 2.18353 × 105. The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors. There are 215,028 positive integers (up to 218353) that are relatively prime to 218353.

## Basic properties

• Is Prime? No
• Number parity Odd
• Number length 6
• Sum of Digits 22
• Digital Root 4

## Name

Short name 218 thousand 353 two hundred eighteen thousand three hundred fifty-three

## Notation

Scientific notation 2.18353 × 105 218.353 × 103

## Prime Factorization of 218353

Prime Factorization 67 × 3259

Composite number
Distinct Factors Total Factors Radical ω(n) 2 Total number of distinct prime factors Ω(n) 2 Total number of prime factors rad(n) 218353 Product of the distinct prime numbers λ(n) 1 Returns the parity of Ω(n), such that λ(n) = (-1)Ω(n) μ(n) 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(n) 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 218,353 is 67 × 3259. Since it has a total of 2 prime factors, 218,353 is a composite number.

## Divisors of 218353

4 divisors

 Even divisors 0 4 2 2
Total Divisors Sum of Divisors Aliquot Sum τ(n) 4 Total number of the positive divisors of n σ(n) 221680 Sum of all the positive divisors of n s(n) 3327 Sum of the proper positive divisors of n A(n) 55420 Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) G(n) 467.283 Returns the nth root of the product of n divisors H(n) 3.93997 Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 218,353 can be divided by 4 positive divisors (out of which 0 are even, and 4 are odd). The sum of these divisors (counting 218,353) is 221,680, the average is 55,420.

## Other Arithmetic Functions (n = 218353)

1 φ(n) n
Euler Totient Carmichael Lambda Prime Pi φ(n) 215028 Total number of positive integers not greater than n that are coprime to n λ(n) 35838 Smallest positive number such that aλ(n) ≡ 1 (mod n) for all a coprime to n π(n) ≈ 19428 Total number of primes less than or equal to n r2(n) 0 The number of ways n can be represented as the sum of 2 squares

There are 215,028 positive integers (less than 218,353) that are coprime with 218,353. And there are approximately 19,428 prime numbers less than or equal to 218,353.

## Divisibility of 218353

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

218,353 is not divisible by any number less than or equal to 9.

## Classification of 218353

• Arithmetic
• Semiprime
• Deficient

### Expressible via specific sums

• Polite
• Non-hypotenuse

• Square Free

### Other numbers

• LucasCarmichael

## Base conversion (218353)

Base System Value
2 Binary 110101010011110001
3 Ternary 102002112011
4 Quaternary 311103301
5 Quinary 23441403
6 Senary 4402521
8 Octal 652361
10 Decimal 218353
12 Duodecimal a6441
20 Vigesimal 175hd
36 Base36 4ohd

## Basic calculations (n = 218353)

### Multiplication

n×y
 n×2 436706 655059 873412 1091765

### Division

n÷y
 n÷2 109176 72784.3 54588.2 43670.6

### Exponentiation

ny
 n2 47678032609 10410641454272977 2273194793464867346881 496358902737434179793506993

### Nth Root

y√n
 2√n 467.283 60.2171 21.6167 11.6905

## 218353 as geometric shapes

### Circle

 Diameter 436706 1.37195e+06 1.49785e+11

### Sphere

 Volume 4.3608e+16 5.9914e+11 1.37195e+06

### Square

Length = n
 Perimeter 873412 4.7678e+10 308798

### Cube

Length = n
 Surface area 2.86068e+11 1.04106e+16 378198

### Equilateral Triangle

Length = n
 Perimeter 655059 2.06452e+10 189099

### Triangular Pyramid

Length = n
 Surface area 8.25808e+10 1.22691e+15 178284

## Cryptographic Hash Functions

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