The Number

10821

Ten Thousand Eight Hundred and Twenty-One

In Base 31 Untrigesimal Is

b8231

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

10818
b7u31
Ten Thousand Eight Hundred and Eightteen in Base 31 Untrigesimal
10819
b8031
Ten Thousand Eight Hundred and Nineteen in Base 31 Untrigesimal
10820
b8131
Ten Thousand Eight Hundred and Twenty in Base 31 Untrigesimal
10822
b8331
Ten Thousand Eight Hundred and Twenty-Two in Base 31 Untrigesimal
10823
b8431
Ten Thousand Eight Hundred and Twenty-Three in Base 31 Untrigesimal
10824
b8531
Ten Thousand Eight Hundred and Twenty-Four in Base 31 Untrigesimal

Scientific Notation

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

1.0821e4

Reciprocal

A number multiplied with its reciprocal is one.

0.002naloer066m31

The reciprocal of 10821 in Base 31 Untrigesimal.

Palindrome?

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

The number b8231 is not a palindrome.

Not A Prime Number

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

Ten thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Ten 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 ten thousand eight hundred and twenty-one has the following 2 prime factors:

3
331
Three in Base 31 Untrigesimal
3607
3nb31
Three Thousand Six Hundred and Seven in Base 31 Untrigesimal

Prime Factorization

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

3311 · 3nb311 = b8231

Base Conversions

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