# 84

## Nearby Numbers

Positive, nonzero integers within three units

81
Eighty-One
82
Eighty-Two
83
Eighty-Three
85
Eighty-Five
86
Eighty-Six
87
Eighty-Seven

## 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.

### `0.011904761904761904`

The reciprocal of 84.

## Palindrome?

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

The number 84 is not a palindrome.

## Not A Prime Number

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

Eighty-four is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

## A Composite

Composites have more than just these two factors.

Eighty-four is a composite number with 12 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-four has the following 3 prime factors:

2
Two
3
Three
7
Seven

## 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-four in 35 different bases