The Number

223

Two Hundred and Twenty-Three

In Base 21 Unovigesimal Is

ad21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

220
aa21
Two Hundred and Twenty in Base 21 Unovigesimal
221
ab21
Two Hundred and Twenty-One in Base 21 Unovigesimal
222
ac21
Two Hundred and Twenty-Two in Base 21 Unovigesimal
224
ae21
Two Hundred and Twenty-Four in Base 21 Unovigesimal
225
af21
Two Hundred and Twenty-Five in Base 21 Unovigesimal
226
ag21
Two Hundred and Twenty-Six in Base 21 Unovigesimal

Scientific Notation

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

2.23e2

Reciprocal

A number multiplied with its reciprocal is one.

0.01kb2794ghkf1821

The reciprocal of 223 in Base 21 Unovigesimal.

Palindrome?

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

The number ad21 is not a palindrome.

A Prime Number

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

Two hundred and twenty-three is the 48th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Two Hundred and Twenty-Three is not a composite number because it has exactly two factors: One and Two Hundred and Twenty-Three

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-three has the following 1 prime factor:

223
ad21
Two Hundred and Twenty-Three in Base 21 Unovigesimal

Prime Factorization

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

ad211 = ad21

Base Conversions

The number two hundred and twenty-three in 35 different bases