The Number

84021

Eighty-Four Thousand and Twenty-One

In Base 21 Unovigesimal Is

91b021

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

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

Nearby Numbers

Positive, nonzero integers within three units

84018
91ai21
Eighty-Four Thousand and Eightteen in Base 21 Unovigesimal
84019
91aj21
Eighty-Four Thousand and Nineteen in Base 21 Unovigesimal
84020
91ak21
Eighty-Four Thousand and Twenty in Base 21 Unovigesimal
84022
91b121
Eighty-Four Thousand and Twenty-Two in Base 21 Unovigesimal
84023
91b221
Eighty-Four Thousand and Twenty-Three in Base 21 Unovigesimal
84024
91b321
Eighty-Four 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.

8.4021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00026cg3cabba5h21

The reciprocal of 84021 in Base 21 Unovigesimal.

Palindrome?

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

The number 91b021 is not a palindrome.

Not A Prime Number

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

Eighty-four thousand and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-four thousand 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 eighty-four thousand and twenty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
4001
91b21
Four Thousand and One in Base 21 Unovigesimal

Prime Factorization

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

3211 · 7211 · 91b211 = 91b021

Base Conversions

The number eighty-four thousand and twenty-one in 35 different bases