# b20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See Eleven in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

8
820
Eight in Base 20 Vigesimal
9
920
Nine in Base 20 Vigesimal
10
a20
Ten in Base 20 Vigesimal
12
c20
Twelve in Base 20 Vigesimal
13
d20
Thirteen in Base 20 Vigesimal
14
e20
Fourteen in Base 20 Vigesimal

## 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.

### `0.1g7591g7591g820`

The reciprocal of 11 in Base 20 Vigesimal.

## Palindrome?

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

The number b20 is a palindrome.

## A Prime Number

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

Eleven is the 5th prime number.   See primes in Base 20 Vigesimal

## Not A Composite

Composites have more than just these two factors.

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

## Prime Factors

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

The number eleven has the following 1 prime factor:

11
b20
Eleven in Base 20 Vigesimal

## Prime Factorization

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

## Base Conversions

The number eleven in 35 different bases