The Number

21384

Twenty-One Thousand Three Hundred and Eighty-Four

Nearby Numbers

Positive, nonzero integers within three units

21381
Twenty-One Thousand Three Hundred and Eighty-One
21382
Twenty-One Thousand Three Hundred and Eighty-Two
21383
Twenty-One Thousand Three Hundred and Eighty-Three
21385
Twenty-One Thousand Three Hundred and Eighty-Five
21386
Twenty-One Thousand Three Hundred and Eighty-Six
21387
Twenty-One Thousand Three Hundred and Eighty-Seven

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.

0.00004676393565282454

The reciprocal of 21384.

Palindrome?

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

The number 21384 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 10 Decimal

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
Two
3
Three
11
Eleven

Prime Factorization

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

23 · 35 · 111 = 21384

Base Conversions

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