The Number

9821

Nine Thousand Eight Hundred and Twenty-One

In Base 28 Octovigesimal Is

cel28

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

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

Nearby Numbers

Positive, nonzero integers within three units

9818
cei28
Nine Thousand Eight Hundred and Eightteen in Base 28 Octovigesimal
9819
cej28
Nine Thousand Eight Hundred and Nineteen in Base 28 Octovigesimal
9820
cek28
Nine Thousand Eight Hundred and Twenty in Base 28 Octovigesimal
9822
cem28
Nine Thousand Eight Hundred and Twenty-Two in Base 28 Octovigesimal
9823
cen28
Nine Thousand Eight Hundred and Twenty-Three in Base 28 Octovigesimal
9824
ceo28
Nine 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.

9.821e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0026gb9b5diln828

The reciprocal of 9821 in Base 28 Octovigesimal.

Palindrome?

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

The number cel28 is not a palindrome.

Not A Prime Number

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

Nine thousand eight hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Nine thousand eight hundred and twenty-one is a composite number with 8 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 nine thousand eight hundred and twenty-one has the following 3 prime factors:

7
728
Seven in Base 28 Octovigesimal
23
n28
Twenty-Three in Base 28 Octovigesimal
61
2528
Sixty-One in Base 28 Octovigesimal

Prime Factorization

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

7281 · n281 · 25281 = cel28

Base Conversions

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