Nearby Numbers

Positive, nonzero integers within three units

21938

Twenty-One Thousand Nine Hundred and Thirty-Eight

21939

Twenty-One Thousand Nine Hundred and Thirty-Nine

21940

Twenty-One Thousand Nine Hundred and Forty

21942

Twenty-One Thousand Nine Hundred and Forty-Two

21943

Twenty-One Thousand Nine Hundred and Forty-Three

21944

Twenty-One Thousand Nine Hundred and Forty-Four

Scientific Notation

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

2.1941e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000455767740759309

The reciprocal of 21941.

Palindrome?

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

The number 21941 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 forty-one 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 forty-one is a composite number with 4 total factors (including 1 and itself).

Prime Factors

37

Thirty-Seven

593

Five Hundred and Ninety-Three

Prime Factorization

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

371 · 5931 = 21941

Base Conversions

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