The Number

21404

Twenty-One Thousand Four Hundred and Four

Nearby Numbers

Positive, nonzero integers within three units

21401
Twenty-One Thousand Four Hundred and One
21402
Twenty-One Thousand Four Hundred and Two
21403
Twenty-One Thousand Four Hundred and Three
21405
Twenty-One Thousand Four Hundred and Five
21406
Twenty-One Thousand Four Hundred and Six
21407
Twenty-One Thousand Four Hundred and Seven

Scientific Notation

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

2.1404e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000046720239207624744

The reciprocal of 21404.

Palindrome?

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

The number 21404 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 four hundred and four is a composite number with 6 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and four 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 twenty-one thousand four hundred and four has the following 2 prime factors:

2
Two
5351
Five Thousand Three Hundred and Fifty-One

Prime Factorization

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

22 · 53511 = 21404

Base Conversions

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