The Number

21584

Twenty-One Thousand Five Hundred and Eighty-Four

In Base 12 Duodecimal Is

105a812

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See Twenty-One Thousand Five Hundred and Eighty-Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21581
105a512
Twenty-One Thousand Five Hundred and Eighty-One in Base 12 Duodecimal
21582
105a612
Twenty-One Thousand Five Hundred and Eighty-Two in Base 12 Duodecimal
21583
105a712
Twenty-One Thousand Five Hundred and Eighty-Three in Base 12 Duodecimal
21585
105a912
Twenty-One Thousand Five Hundred and Eighty-Five in Base 12 Duodecimal
21586
105aa12
Twenty-One Thousand Five Hundred and Eighty-Six in Base 12 Duodecimal
21587
105ab12
Twenty-One Thousand Five Hundred and Eighty-Seven in Base 12 Duodecimal

Scientific Notation

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

2.1584e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b641396b6b9665412

The reciprocal of 21584 in Base 12 Duodecimal.

Palindrome?

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

The number 105a812 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand five hundred and eighty-four is a composite number with 20 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and eighty-four is a composite number with 20 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 twenty-one thousand five hundred and eighty-four has the following 3 prime factors:

2
212
Two in Base 12 Duodecimal
19
1712
Nineteen in Base 12 Duodecimal
71
5b12
Seventy-One in Base 12 Duodecimal

Prime Factorization

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

2124 · 17121 · 5b121 = 105a812

Base Conversions

The number twenty-one thousand five hundred and eighty-four in 35 different bases