# 51

## Nearby Numbers

Positive, nonzero integers within three units

48
Forty-Eight
49
Forty-Nine
50
Fifty
52
Fifty-Two
53
Fifty-Three
54
Fifty-Four

## 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.

### `0.0196078431372549`

The reciprocal of 51.

## Palindrome?

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

The number 51 is not a palindrome.

## Not A Prime Number

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

Fifty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

## A Composite

Composites have more than just these two factors.

Fifty-one 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 fifty-one has the following 2 prime factors:

3
Three
17
Seventeen

## Prime Factorization

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

## Base Conversions

The number fifty-one in 35 different bases