The Number

221984

Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Four

Nearby Numbers

Positive, nonzero integers within three units

221981
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-One
221982
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Two
221983
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Three
221985
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five
221986
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six
221987
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven

Scientific Notation

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

2.21984e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004504829176877613

The reciprocal of 221984.

Palindrome?

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

The number 221984 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand nine hundred and eighty-four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand nine hundred and eighty-four is a composite number with 24 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 two hundred and twenty-one thousand nine hundred and eighty-four has the following 3 prime factors:

2
Two
7
Seven
991
Nine Hundred and Ninety-One

Prime Factorization

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

25 · 71 · 9911 = 221984

Base Conversions

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