The Number

220728

Two Hundred and Twenty Thousand Seven Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

12hai21

The numbers with a 21 subscript use Base 21 Unovigesimal 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
12haf21
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Five in Base 21 Unovigesimal
220726
12hag21
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Six in Base 21 Unovigesimal
220727
12hah21
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Seven in Base 21 Unovigesimal
220729
12haj21
Two Hundred and Twenty Thousand Seven Hundred and Twenty-Nine in Base 21 Unovigesimal
220730
12hak21
Two Hundred and Twenty Thousand Seven Hundred and Thirty in Base 21 Unovigesimal
220731
12hb021
Two Hundred and Twenty Thousand Seven Hundred and Thirty-One in Base 21 Unovigesimal

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.

0.0000iabg14h2bbdb21

The reciprocal of 220728 in Base 21 Unovigesimal.

Palindrome?

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

The number 12hai21 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 21 Unovigesimal

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
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
541
14g21
Five Hundred and Forty-One in Base 21 Unovigesimal

Prime Factorization

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

2213 · 3211 · h211 · 14g211 = 12hai21

Base Conversions

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