The Number

8021

Eight Thousand and Twenty-One

In Base 21 Unovigesimal Is

i3k21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

8018
i3h21
Eight Thousand and Eightteen in Base 21 Unovigesimal
8019
i3i21
Eight Thousand and Nineteen in Base 21 Unovigesimal
8020
i3j21
Eight Thousand and Twenty in Base 21 Unovigesimal
8022
i4021
Eight Thousand and Twenty-Two in Base 21 Unovigesimal
8023
i4121
Eight Thousand and Twenty-Three in Base 21 Unovigesimal
8024
i4221
Eight Thousand and Twenty-Four in Base 21 Unovigesimal

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.

0.001353ed60bi8521

The reciprocal of 8021 in Base 21 Unovigesimal.

Palindrome?

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

The number i3k21 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 21 Unovigesimal

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
d21
Thirteen in Base 21 Unovigesimal
617
18821
Six Hundred and Seventeen in Base 21 Unovigesimal

Prime Factorization

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

d211 · 188211 = i3k21

Base Conversions

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