# 4a18

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

For more familiar numbers: See Eighty-Two in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

79
4718
Seventy-Nine in Base 18 Octodecimal
80
4818
Eighty in Base 18 Octodecimal
81
4918
Eighty-One in Base 18 Octodecimal
83
4b18
Eighty-Three in Base 18 Octodecimal
84
4c18
Eighty-Four in Base 18 Octodecimal
85
4d18
Eighty-Five 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.

### `0.03h2393h2393h218`

The reciprocal of 82 in Base 18 Octodecimal.

## Palindrome?

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

The number 4a18 is not a palindrome.

## Not A Prime Number

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

Eighty-two is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

## A Composite

Composites have more than just these two factors.

Eighty-two is a composite number with 4 total factors (including 1 and itself).

## Prime Factors

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

The number eighty-two has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
41
2518
Forty-One 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 eighty-two in 35 different bases