The Number

18

Eightteen

In Base 24 Tetravigesimal Is

i24

The numbers with a 24 subscript use Base 24 Tetravigesimal notation.

For more familiar numbers: See Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

15
f24
Fifteen in Base 24 Tetravigesimal
16
g24
Sixteen in Base 24 Tetravigesimal
17
h24
Seventeen in Base 24 Tetravigesimal
19
j24
Nineteen in Base 24 Tetravigesimal
20
k24
Twenty in Base 24 Tetravigesimal
21
l24
Twenty-One in Base 24 Tetravigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.8e1

Reciprocal

A number multiplied with its reciprocal is one.

0.1824

The reciprocal of 18 in Base 24 Tetravigesimal.

Palindrome?

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

The number i24 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 24 Tetravigesimal

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
224
Two in Base 24 Tetravigesimal
3
324
Three in Base 24 Tetravigesimal

Prime Factorization

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

2241 · 3242 = i24

Base Conversions

The number eightteen in 35 different bases