The Number

2221

Two Thousand Two Hundred and Twenty-One

In Base 8 Octal Is

42558

The numbers with a 8 subscript use Base 8 Octal 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
42528
Two Thousand Two Hundred and Eightteen in Base 8 Octal
2219
42538
Two Thousand Two Hundred and Nineteen in Base 8 Octal
2220
42548
Two Thousand Two Hundred and Twenty in Base 8 Octal
2222
42568
Two Thousand Two Hundred and Twenty-Two in Base 8 Octal
2223
42578
Two Thousand Two Hundred and Twenty-Three in Base 8 Octal
2224
42608
Two Thousand Two Hundred and Twenty-Four in Base 8 Octal

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.

0.00016601715575413134348

The reciprocal of 2221 in Base 8 Octal.

Palindrome?

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

The number 42558 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 8 Octal

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
42558
Two Thousand Two Hundred and Twenty-One in Base 8 Octal

Prime Factorization

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

425581 = 42558

Base Conversions

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