The Number

220390

Two Hundred and Twenty Thousand Three Hundred and Ninety

In Base 18 Octodecimal Is

21e3g18

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

For more familiar numbers: See Two Hundred and Twenty Thousand Three Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

220387
21e3d18
Two Hundred and Twenty Thousand Three Hundred and Eighty-Seven in Base 18 Octodecimal
220388
21e3e18
Two Hundred and Twenty Thousand Three Hundred and Eighty-Eight in Base 18 Octodecimal
220389
21e3f18
Two Hundred and Twenty Thousand Three Hundred and Eighty-Nine in Base 18 Octodecimal
220391
21e3h18
Two Hundred and Twenty Thousand Three Hundred and Ninety-One in Base 18 Octodecimal
220392
21e4018
Two Hundred and Twenty Thousand Three Hundred and Ninety-Two in Base 18 Octodecimal
220393
21e4118
Two Hundred and Twenty Thousand Three Hundred and Ninety-Three in Base 18 Octodecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

2.20390e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a5g1b1f3fh4218

The reciprocal of 220390 in Base 18 Octodecimal.

Palindrome?

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

The number 21e3g18 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 three hundred and ninety is a composite number with 8 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 three hundred and ninety 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 two hundred and twenty thousand three hundred and ninety has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
22039
3e0718
Twenty-Two Thousand and Thirty-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

2181 · 5181 · 3e07181 = 21e3g18

Base Conversions

The number two hundred and twenty thousand three hundred and ninety in 35 different bases