The Number

221328

Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Eight

Nearby Numbers

Positive, nonzero integers within three units

221325
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Five
221326
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Six
221327
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Seven
221329
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Nine
221330
Two Hundred and Twenty-One Thousand Three Hundred and Thirty
221331
Two Hundred and Twenty-One Thousand Three Hundred and Thirty-One

Scientific Notation

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

2.21328e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004518181160991831

The reciprocal of 221328.

Palindrome?

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

The number 221328 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 three hundred and twenty-eight is a composite number with 60 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 three hundred and twenty-eight is a composite number with 60 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 three hundred and twenty-eight has the following 4 prime factors:

2
Two
3
Three
29
Twenty-Nine
53
Fifty-Three

Prime Factorization

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

24 · 32 · 291 · 531 = 221328

Base Conversions

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