The Number

2821

Two Thousand Eight Hundred and Twenty-One

In Base 28 Octovigesimal Is

3gl28

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

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

Nearby Numbers

Positive, nonzero integers within three units

2818
3gi28
Two Thousand Eight Hundred and Eightteen in Base 28 Octovigesimal
2819
3gj28
Two Thousand Eight Hundred and Nineteen in Base 28 Octovigesimal
2820
3gk28
Two Thousand Eight Hundred and Twenty in Base 28 Octovigesimal
2822
3gm28
Two Thousand Eight Hundred and Twenty-Two in Base 28 Octovigesimal
2823
3gn28
Two Thousand Eight Hundred and Twenty-Three in Base 28 Octovigesimal
2824
3go28
Two 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.

2.821e3

Reciprocal

A number multiplied with its reciprocal is one.

0.007lome8l3b9328

The reciprocal of 2821 in Base 28 Octovigesimal.

Palindrome?

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

The number 3gl28 is not a palindrome.

Not A Prime Number

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

Two 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.

Two 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 two thousand eight hundred and twenty-one has the following 3 prime factors:

7
728
Seven in Base 28 Octovigesimal
13
d28
Thirteen in Base 28 Octovigesimal
31
1328
Thirty-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 · d281 · 13281 = 3gl28

Base Conversions

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