The Number

220728

Two Hundred and Twenty Thousand Seven Hundred and Twenty-Eight

In Base 18 Octodecimal Is

21f4c18

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

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

Nearby Numbers

Positive, nonzero integers within three units

220725
21f4918
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Five in Base 18 Octodecimal
220726
21f4a18
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Six in Base 18 Octodecimal
220727
21f4b18
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Seven in Base 18 Octodecimal
220729
21f4d18
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Nine in Base 18 Octodecimal
220730
21f4e18
Two Hundred and Twenty Thousand Seven Hundred and Thirty in Base 18 Octodecimal
220731
21f4f18
Two Hundred and Twenty Thousand Seven Hundred and Thirty-One in Base 18 Octodecimal

Scientific Notation

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

2.20728e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a1b97129c82g18

The reciprocal of 220728 in Base 18 Octodecimal.

Palindrome?

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

The number 21f4c18 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 seven hundred and twenty-eight is a composite number with 32 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 seven hundred and twenty-eight is a composite number with 32 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 seven hundred and twenty-eight has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal
541
1c118
Five Hundred and Forty-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

2183 · 3181 · h181 · 1c1181 = 21f4c18

Base Conversions

The number two hundred and twenty thousand seven hundred and twenty-eight in 35 different bases