The Number

221216

Two Hundred and Twenty-One Thousand Two Hundred and Sixteen

Nearby Numbers

Positive, nonzero integers within three units

221213
Two Hundred and Twenty-One Thousand Two Hundred and Thirteen
221214
Two Hundred and Twenty-One Thousand Two Hundred and Fourteen
221215
Two Hundred and Twenty-One Thousand Two Hundred and Fifteen
221217
Two Hundred and Twenty-One Thousand Two Hundred and Seventeen
221218
Two Hundred and Twenty-One Thousand Two Hundred and Eightteen
221219
Two Hundred and Twenty-One Thousand Two Hundred and Nineteen

Scientific Notation

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

2.21216e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000452046868219297

The reciprocal of 221216.

Palindrome?

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

The number 221216 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 two hundred and sixteen 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 two hundred and sixteen 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 two hundred and sixteen has the following 3 prime factors:

2
Two
31
Thirty-One
223
Two Hundred and Twenty-Three

Prime Factorization

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

25 · 311 · 2231 = 221216

Base Conversions

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