# 108918 (number)

108,918 (one hundred eight thousand nine hundred eighteen) is an even six-digits composite number following 108917 and preceding 108919. In scientific notation, it is written as 1.08918 × 105. The sum of its digits is 27. It has a total of 5 prime factors and 16 positive divisors. There are 36,288 positive integers (up to 108918) that are relatively prime to 108918.

## Basic properties

• Is Prime? No
• Number parity Even
• Number length 6
• Sum of Digits 27
• Digital Root 9

## Name

Short name 108 thousand 918 one hundred eight thousand nine hundred eighteen

## Notation

Scientific notation 1.08918 × 105 108.918 × 103

## Prime Factorization of 108918

Prime Factorization 2 × 33 × 2017

Composite number
Distinct Factors Total Factors Radical ω(n) 3 Total number of distinct prime factors Ω(n) 5 Total number of prime factors rad(n) 12102 Product of the distinct prime numbers λ(n) -1 Returns the parity of Ω(n), such that λ(n) = (-1)Ω(n) μ(n) 0 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 108,918 is 2 × 33 × 2017. Since it has a total of 5 prime factors, 108,918 is a composite number.

## Divisors of 108918

16 divisors

 Even divisors 8 8 4 4
Total Divisors Sum of Divisors Aliquot Sum τ(n) 16 Total number of the positive divisors of n σ(n) 242160 Sum of all the positive divisors of n s(n) 133242 Sum of the proper positive divisors of n A(n) 15135 Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) G(n) 330.027 Returns the nth root of the product of n divisors H(n) 7.19643 Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 108,918 can be divided by 16 positive divisors (out of which 8 are even, and 8 are odd). The sum of these divisors (counting 108,918) is 242,160, the average is 15,135.

## Other Arithmetic Functions (n = 108918)

1 φ(n) n
Euler Totient Carmichael Lambda Prime Pi φ(n) 36288 Total number of positive integers not greater than n that are coprime to n λ(n) 2016 Smallest positive number such that aλ(n) ≡ 1 (mod n) for all a coprime to n π(n) ≈ 10332 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 36,288 positive integers (less than 108,918) that are coprime with 108,918. And there are approximately 10,332 prime numbers less than or equal to 108,918.

## Divisibility of 108918

 m n mod m 2 3 4 5 6 7 8 9 0 0 2 3 0 5 6 0

The number 108,918 is divisible by 2, 3, 6 and 9.

• Arithmetic
• Abundant

• Polite

## Base conversion (108918)

Base System Value
2 Binary 11010100101110110
3 Ternary 12112102000
4 Quaternary 122211312
5 Quinary 11441133
6 Senary 2200130
8 Octal 324566
10 Decimal 108918
12 Duodecimal 53046
20 Vigesimal dc5i
36 Base36 2c1i

## Basic calculations (n = 108918)

### Multiplication

n×y
 n×2 217836 326754 435672 544590

### Division

n÷y
 n÷2 54459 36306 27229.5 21783.6

### Exponentiation

ny
 n2 11863130724 1292108472196632 140733870574712764176 15328451715256564848521568

### Nth Root

y√n
 2√n 330.027 47.7566 18.1667 10.1723

## 108918 as geometric shapes

### Circle

 Diameter 217836 684352 3.72691e+10

### Sphere

 Volume 5.41237e+15 1.49076e+11 684352

### Square

Length = n
 Perimeter 435672 1.18631e+10 154033

### Cube

Length = n
 Surface area 7.11788e+10 1.29211e+15 188652

### Equilateral Triangle

Length = n
 Perimeter 326754 5.13689e+09 94325.8

### Triangular Pyramid

Length = n
 Surface area 2.05475e+10 1.52276e+14 88931.2

## Cryptographic Hash Functions

md5 4183f64f3ab1929ac1c244f8fe0b9ba5 7d362d3cdd9b8c3b6ce8e11d7c0821e2970c06ec ffe4a4186b52de176c610f94a4848b0745f572ee41395e13ce115a23ca2c75c4 8007823d1902c436eac4d9d890784e8ed28377c944c7df66cf9bd4dec2b3e5ec655301c3daa3503071afde21e5db4bef33767e91ca04351e321e92691a1d2470 649e8cd4fd072bd4cd148fecede7d37686b7de47
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