The Number

213021

Two Hundred and Thirteen Thousand and Twenty-One

In Base 18 Octodecimal Is

2098918

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

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

Nearby Numbers

Positive, nonzero integers within three units

213018
2098618
Two Hundred and Thirteen Thousand and Eightteen in Base 18 Octodecimal
213019
2098718
Two Hundred and Thirteen Thousand and Nineteen in Base 18 Octodecimal
213020
2098818
Two Hundred and Thirteen Thousand and Twenty in Base 18 Octodecimal
213022
2098a18
Two Hundred and Thirteen Thousand and Twenty-Two in Base 18 Octodecimal
213023
2098b18
Two Hundred and Thirteen Thousand and Twenty-Three in Base 18 Octodecimal
213024
2098c18
Two Hundred and Thirteen 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.

2.13021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008fbhe87d175ab18

The reciprocal of 213021 in Base 18 Octodecimal.

Palindrome?

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

The number 2098918 is not a palindrome.

Not A Prime Number

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

Two hundred and thirteen thousand and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand and twenty-one is a composite number with 6 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 two hundred and thirteen thousand and twenty-one has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
23669
410h18
Twenty-Three Thousand Six Hundred and Sixty-Nine in Base 18 Octodecimal

Prime Factorization

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

3182 · 410h181 = 2098918

Base Conversions

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