The Number

21404

Twenty-One Thousand Four Hundred and Four

In Base 11 Undecimal Is

1509911

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21401
1509611
Twenty-One Thousand Four Hundred and One in Base 11 Undecimal
21402
1509711
Twenty-One Thousand Four Hundred and Two in Base 11 Undecimal
21403
1509811
Twenty-One Thousand Four Hundred and Three in Base 11 Undecimal
21405
1509a11
Twenty-One Thousand Four Hundred and Five in Base 11 Undecimal
21406
150a011
Twenty-One Thousand Four Hundred and Six in Base 11 Undecimal
21407
150a111
Twenty-One Thousand Four Hundred and Seven in Base 11 Undecimal

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.

0.000075849975550791411

The reciprocal of 21404 in Base 11 Undecimal.

Palindrome?

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

The number 1509911 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 11 Undecimal

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
211
Two in Base 11 Undecimal
5351
402511
Five Thousand Three Hundred and Fifty-One in Base 11 Undecimal

Prime Factorization

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

2112 · 4025111 = 1509911

Base Conversions

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