The Number

6821

Six Thousand Eight Hundred and Twenty-One

In Base 18 Octodecimal Is

130h18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

6818
130e18
Six Thousand Eight Hundred and Eightteen in Base 18 Octodecimal
6819
130f18
Six Thousand Eight Hundred and Nineteen in Base 18 Octodecimal
6820
130g18
Six Thousand Eight Hundred and Twenty in Base 18 Octodecimal
6822
131018
Six Thousand Eight Hundred and Twenty-Two in Base 18 Octodecimal
6823
131118
Six Thousand Eight Hundred and Twenty-Three in Base 18 Octodecimal
6824
131218
Six Thousand Eight Hundred and Twenty-Four in Base 18 Octodecimal

Scientific Notation

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

6.821e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000f70731g63101e18

The reciprocal of 6821 in Base 18 Octodecimal.

Palindrome?

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

The number 130h18 is not a palindrome.

Not A Prime Number

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

Six thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Six 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 six thousand eight hundred and twenty-one has the following 2 prime factors:

19
1118
Nineteen in Base 18 Octodecimal
359
11h18
Three Hundred and Fifty-Nine in Base 18 Octodecimal

Prime Factorization

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

11181 · 11h181 = 130h18

Base Conversions

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