The Number

220421

Two Hundred and Twenty Thousand Four Hundred and Twenty-One

In Base 18 Octodecimal Is

21e5b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

220418
21e5818
Two Hundred and Twenty Thousand Four Hundred and Eightteen in Base 18 Octodecimal
220419
21e5918
Two Hundred and Twenty Thousand Four Hundred and Nineteen in Base 18 Octodecimal
220420
21e5a18
Two Hundred and Twenty Thousand Four Hundred and Twenty in Base 18 Octodecimal
220422
21e5c18
Two Hundred and Twenty Thousand Four Hundred and Twenty-Two in Base 18 Octodecimal
220423
21e5d18
Two Hundred and Twenty Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal
220424
21e5e18
Two Hundred and Twenty Thousand Four Hundred 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.

2.20421e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a5910b96700a18

The reciprocal of 220421 in Base 18 Octodecimal.

Palindrome?

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

The number 21e5b18 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 twenty thousand four hundred and twenty-one is a composite number with 2 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 twenty thousand four hundred and twenty-one is a composite number with 2 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 twenty thousand four hundred and twenty-one has the following 1 prime factor:

220421
21e5b18
Two Hundred and Twenty Thousand Four Hundred 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

21e5b181 = 21e5b18

Base Conversions

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