# i23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

For more familiar numbers: See Eightteen in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

15
f23
Fifteen in Base 23 Trivigesimal
16
g23
Sixteen in Base 23 Trivigesimal
17
h23
Seventeen in Base 23 Trivigesimal
19
j23
Nineteen in Base 23 Trivigesimal
20
k23
Twenty in Base 23 Trivigesimal
21
l23
Twenty-One in Base 23 Trivigesimal

## 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.

### `0.168lge168lge23`

The reciprocal of 18 in Base 23 Trivigesimal.

## Palindrome?

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

The number i23 is a palindrome.

## Not A Prime Number

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

Eightteen is a composite number with 6 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

## A Composite

Composites have more than just these two factors.

Eightteen is a composite number with 6 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 eightteen has the following 2 prime factors:

2
223
Two in Base 23 Trivigesimal
3
323
Three in Base 23 Trivigesimal

## Prime Factorization

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

## Base Conversions

The number eightteen in 35 different bases