# d28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See Thirteen in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

10
a28
Ten in Base 28 Octovigesimal
11
b28
Eleven in Base 28 Octovigesimal
12
c28
Twelve in Base 28 Octovigesimal
14
e28
Fourteen in Base 28 Octovigesimal
15
f28
Fifteen in Base 28 Octovigesimal
16
g28
Sixteen in Base 28 Octovigesimal

## 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.

### `0.248h6cpnjali28`

The reciprocal of 13 in Base 28 Octovigesimal.

## Palindrome?

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

The number d28 is a palindrome.

## A Prime Number

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

Thirteen is the 6th prime number.   See primes in Base 28 Octovigesimal

## Not A Composite

Composites have more than just these two factors.

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

## Prime Factors

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

The number thirteen has the following 1 prime factor:

13
d28
Thirteen in Base 28 Octovigesimal

## Prime Factorization

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

## Base Conversions

The number thirteen in 35 different bases