The Number

21384

Twenty-One Thousand Three Hundred and Eighty-Four

In Base 28 Octovigesimal Is

r7k28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21381
r7h28
Twenty-One Thousand Three Hundred and Eighty-One in Base 28 Octovigesimal
21382
r7i28
Twenty-One Thousand Three Hundred and Eighty-Two in Base 28 Octovigesimal
21383
r7j28
Twenty-One Thousand Three Hundred and Eighty-Three in Base 28 Octovigesimal
21385
r7l28
Twenty-One Thousand Three Hundred and Eighty-Five in Base 28 Octovigesimal
21386
r7m28
Twenty-One Thousand Three Hundred and Eighty-Six in Base 28 Octovigesimal
21387
r7n28
Twenty-One Thousand Three Hundred and Eighty-Seven in Base 28 Octovigesimal

Scientific Notation

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

2.1384e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0010kn2c9e8qdd28

The reciprocal of 21384 in Base 28 Octovigesimal.

Palindrome?

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

The number r7k28 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 three hundred and eighty-four is a composite number with 48 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand three hundred and eighty-four is a composite number with 48 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 three hundred and eighty-four has the following 3 prime factors:

2
228
Two in Base 28 Octovigesimal
3
328
Three in Base 28 Octovigesimal
11
b28
Eleven in Base 28 Octovigesimal

Prime Factorization

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

2283 · 3285 · b281 = r7k28

Base Conversions

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