The Number

220821

Two Hundred and Twenty Thousand Eight Hundred and Twenty-One

In Base 28 Octovigesimal Is

a1id28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

220818
a1ia28
Two Hundred and Twenty Thousand Eight Hundred and Eightteen in Base 28 Octovigesimal
220819
a1ib28
Two Hundred and Twenty Thousand Eight Hundred and Nineteen in Base 28 Octovigesimal
220820
a1ic28
Two Hundred and Twenty Thousand Eight Hundred and Twenty in Base 28 Octovigesimal
220822
a1ie28
Two Hundred and Twenty Thousand Eight Hundred and Twenty-Two in Base 28 Octovigesimal
220823
a1if28
Two Hundred and Twenty Thousand Eight Hundred and Twenty-Three in Base 28 Octovigesimal
220824
a1ig28
Two Hundred and Twenty Thousand Eight Hundred and Twenty-Four in Base 28 Octovigesimal

Scientific Notation

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

2.20821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002lq7d1e6opb28

The reciprocal of 220821 in Base 28 Octovigesimal.

Palindrome?

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

The number a1id28 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 thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty thousand eight hundred and twenty-one is a composite number with 4 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 thousand eight hundred and twenty-one has the following 2 prime factors:

3
328
Three in Base 28 Octovigesimal
73607
39on28
Seventy-Three Thousand Six Hundred and Seven in Base 28 Octovigesimal

Prime Factorization

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

3281 · 39on281 = a1id28

Base Conversions

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