The Number

21504

Twenty-One Thousand Five Hundred and Four

In Base 20 Vigesimal Is

2df420

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

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

Nearby Numbers

Positive, nonzero integers within three units

21501
2df120
Twenty-One Thousand Five Hundred and One in Base 20 Vigesimal
21502
2df220
Twenty-One Thousand Five Hundred and Two in Base 20 Vigesimal
21503
2df320
Twenty-One Thousand Five Hundred and Three in Base 20 Vigesimal
21505
2df520
Twenty-One Thousand Five Hundred and Five in Base 20 Vigesimal
21506
2df620
Twenty-One Thousand Five Hundred and Six in Base 20 Vigesimal
21507
2df720
Twenty-One Thousand Five Hundred and Seven in Base 20 Vigesimal

Scientific Notation

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

2.1504e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00078g3g3g3g3g3h20

The reciprocal of 21504 in Base 20 Vigesimal.

Palindrome?

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

The number 2df420 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 four is a composite number with 44 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and four is a composite number with 44 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 four has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal

Prime Factorization

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

22010 · 3201 · 7201 = 2df420

Base Conversions

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