The Number

2221

Two Thousand Two Hundred and Twenty-One

In Base 11 Undecimal Is

173a11

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Two Thousand Two Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2218
173711
Two Thousand Two Hundred and Eightteen in Base 11 Undecimal
2219
173811
Two Thousand Two Hundred and Nineteen in Base 11 Undecimal
2220
173911
Two Thousand Two Hundred and Twenty in Base 11 Undecimal
2222
174011
Two Thousand Two Hundred and Twenty-Two in Base 11 Undecimal
2223
174111
Two Thousand Two Hundred and Twenty-Three in Base 11 Undecimal
2224
174211
Two Thousand Two Hundred and Twenty-Four in Base 11 Undecimal

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.

0.00066570641300188611

The reciprocal of 2221 in Base 11 Undecimal.

Palindrome?

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

The number 173a11 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 11 Undecimal

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
173a11
Two Thousand Two Hundred and Twenty-One in Base 11 Undecimal

Prime Factorization

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

173a111 = 173a11

Base Conversions

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