The Number

85021

Eighty-Five Thousand and Twenty-One

In Base 18 Octodecimal Is

ea7718

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

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

Nearby Numbers

Positive, nonzero integers within three units

85018
ea7418
Eighty-Five Thousand and Eightteen in Base 18 Octodecimal
85019
ea7518
Eighty-Five Thousand and Nineteen in Base 18 Octodecimal
85020
ea7618
Eighty-Five Thousand and Twenty in Base 18 Octodecimal
85022
ea7818
Eighty-Five Thousand and Twenty-Two in Base 18 Octodecimal
85023
ea7918
Eighty-Five Thousand and Twenty-Three in Base 18 Octodecimal
85024
ea7a18
Eighty-Five 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.

8.5021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001440ea595hfa6e18

The reciprocal of 85021 in Base 18 Octodecimal.

Palindrome?

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

The number ea7718 is not a palindrome.

A Prime Number

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

Eighty-five thousand and twenty-one is the 8279th prime number.   See primes in Base 18 Octodecimal

Not A Composite

Composites have more than just these two factors.

Eighty-Five Thousand and Twenty-One is not a composite number because it has exactly two factors: One and Eighty-Five 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-five thousand and twenty-one has the following 1 prime factor:

85021
ea7718
Eighty-Five 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

ea77181 = ea7718

Base Conversions

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