The Number

8021

Eight Thousand and Twenty-One

In Base 18 Octodecimal Is

16db18

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

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

Nearby Numbers

Positive, nonzero integers within three units

8018
16d818
Eight Thousand and Eightteen in Base 18 Octodecimal
8019
16d918
Eight Thousand and Nineteen in Base 18 Octodecimal
8020
16da18
Eight Thousand and Twenty in Base 18 Octodecimal
8022
16dc18
Eight Thousand and Twenty-Two in Base 18 Octodecimal
8023
16dd18
Eight Thousand and Twenty-Three in Base 18 Octodecimal
8024
16de18
Eight Thousand 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.

8.021e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000d1a72b111g83c18

The reciprocal of 8021 in Base 18 Octodecimal.

Palindrome?

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

The number 16db18 is not a palindrome.

Not A Prime Number

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

Eight thousand 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.

Eight thousand 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 eight thousand and twenty-one has the following 2 prime factors:

13
d18
Thirteen in Base 18 Octodecimal
617
1g518
Six Hundred and Seventeen in Base 18 Octodecimal

Prime Factorization

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

d181 · 1g5181 = 16db18

Base Conversions

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