The Number

22181

Twenty-Two Thousand One Hundred and Eighty-One

Nearby Numbers

Positive, nonzero integers within three units

22178
Twenty-Two Thousand One Hundred and Seventy-Eight
22179
Twenty-Two Thousand One Hundred and Seventy-Nine
22180
Twenty-Two Thousand One Hundred and Eighty
22182
Twenty-Two Thousand One Hundred and Eighty-Two
22183
Twenty-Two Thousand One Hundred and Eighty-Three
22184
Twenty-Two Thousand One Hundred and Eighty-Four

Scientific Notation

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

2.2181e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000045083630133898384

The reciprocal of 22181.

Palindrome?

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

The number 22181 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-two thousand one hundred and eighty-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-two thousand one hundred and eighty-one 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-two thousand one hundred and eighty-one has the following 2 prime factors:

41
Forty-One
541
Five Hundred and Forty-One

Prime Factorization

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

411 · 5411 = 22181

Base Conversions

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