The Number

21974

Twenty-One Thousand Nine Hundred and Seventy-Four

Nearby Numbers

Positive, nonzero integers within three units

21971
Twenty-One Thousand Nine Hundred and Seventy-One
21972
Twenty-One Thousand Nine Hundred and Seventy-Two
21973
Twenty-One Thousand Nine Hundred and Seventy-Three
21975
Twenty-One Thousand Nine Hundred and Seventy-Five
21976
Twenty-One Thousand Nine Hundred and Seventy-Six
21977
Twenty-One Thousand Nine Hundred and Seventy-Seven

Scientific Notation

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

2.1974e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000045508328024028396

The reciprocal of 21974.

Palindrome?

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

The number 21974 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 nine hundred and seventy-four is a composite number with 4 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 nine hundred and seventy-four is a composite number with 4 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 nine hundred and seventy-four has the following 2 prime factors:

2
Two
10987
Ten Thousand Nine Hundred and Eighty-Seven

Prime Factorization

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

21 · 109871 = 21974

Base Conversions

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