# h18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Seventeen in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

14
e18
Fourteen in Base 18 Octodecimal
15
f18
Fifteen in Base 18 Octodecimal
16
g18
Sixteen in Base 18 Octodecimal
18
1018
Eightteen in Base 18 Octodecimal
19
1118
Nineteen in Base 18 Octodecimal
20
1218
Twenty in Base 18 Octodecimal

## Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

## Reciprocal

A number multiplied with its reciprocal is one.

### `0.1111111111111118`

The reciprocal of 17 in Base 18 Octodecimal.

## Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number h18 is a palindrome.

## A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seventeen is the 7th prime number.   See primes in Base 18 Octodecimal

## Not A Composite

Composites have more than just these two factors.

Seventeen is not a composite number because it has exactly two factors: One and Seventeen

## Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number seventeen has the following 1 prime factor:

17
h18
Seventeen in Base 18 Octodecimal

## Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

## Base Conversions

The number seventeen in 35 different bases