The Number

2221

Two Thousand Two Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

2218
Two Thousand Two Hundred and Eightteen
2219
Two Thousand Two Hundred and Nineteen
2220
Two Thousand Two Hundred and Twenty
2222
Two Thousand Two Hundred and Twenty-Two
2223
Two Thousand Two Hundred and Twenty-Three
2224
Two Thousand Two Hundred and Twenty-Four

Scientific Notation

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

2.221e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00045024763619990995

The reciprocal of 2221.

Palindrome?

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

The number 2221 is not a palindrome.

A Prime Number

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

Two thousand two hundred and twenty-one is the 331st prime number.   See primes in Base 10 Decimal

Not A Composite

Composites have more than just these two factors.

Two Thousand Two Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Two Thousand Two Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number two thousand two hundred and twenty-one has the following 1 prime factor:

2221
Two Thousand Two Hundred and Twenty-One

Prime Factorization

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

22211 = 2221

Base Conversions

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