# 69

The numbers with a 9 subscript use Base 9 Nonary notation.

For more familiar numbers: See Six in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

3
39
Three in Base 9 Nonary
4
49
Four in Base 9 Nonary
5
59
Five in Base 9 Nonary
7
79
Seven in Base 9 Nonary
8
89
Eight in Base 9 Nonary
9
109
Nine in Base 9 Nonary

## 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.

### `0.1444444444444444449`

The reciprocal of 6 in Base 9 Nonary.

## Palindrome?

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

The number 69 is a palindrome.

## Not A Prime Number

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

Six is a composite number with 4 total factors (including 1 and itself).   See primes in Base 9 Nonary

## A Composite

Composites have more than just these two factors.

Six 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 six has the following 2 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary

## Prime Factorization

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

## Base Conversions

The number six in 35 different bases