The Number

82021

Eighty-Two Thousand and Twenty-One

In Base 18 Octodecimal Is

e12d18

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

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

Nearby Numbers

Positive, nonzero integers within three units

82018
e12a18
Eighty-Two Thousand and Eightteen in Base 18 Octodecimal
82019
e12b18
Eighty-Two Thousand and Nineteen in Base 18 Octodecimal
82020
e12c18
Eighty-Two Thousand and Twenty in Base 18 Octodecimal
82022
e12e18
Eighty-Two Thousand and Twenty-Two in Base 18 Octodecimal
82023
e12f18
Eighty-Two Thousand and Twenty-Three in Base 18 Octodecimal
82024
e12g18
Eighty-Two 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.

8.2021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000150c3670b059g18

The reciprocal of 82021 in Base 18 Octodecimal.

Palindrome?

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

The number e12d18 is not a palindrome.

A Prime Number

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

Eighty-two thousand and twenty-one is the 8022nd prime number.   See primes in Base 18 Octodecimal

Not A Composite

Composites have more than just these two factors.

Eighty-Two Thousand and Twenty-One is not a composite number because it has exactly two factors: One and Eighty-Two Thousand and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eighty-two thousand and twenty-one has the following 1 prime factor:

82021
e12d18
Eighty-Two Thousand and Twenty-One in Base 18 Octodecimal

Prime Factorization

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

e12d181 = e12d18

Base Conversions

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