The Number

221983

Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Three

In Base 21 Unovigesimal Is

12k7d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

221980
12k7a21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty in Base 21 Unovigesimal
221981
12k7b21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal
221982
12k7c21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
221984
12k7e21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal
221985
12k7f21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 21 Unovigesimal
221986
12k7g21
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-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.

2.21983e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i87d60kh8kfi21

The reciprocal of 221983 in Base 21 Unovigesimal.

Palindrome?

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

The number 12k7d21 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-one thousand nine hundred and eighty-three is a composite number with 4 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-one thousand nine hundred and eighty-three is a composite number with 4 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-one thousand nine hundred and eighty-three has the following 2 prime factors:

139
6d21
One Hundred and Thirty-Nine in Base 21 Unovigesimal
1597
3d121
One Thousand Five Hundred and Ninety-Seven in Base 21 Unovigesimal

Prime Factorization

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

6d211 · 3d1211 = 12k7d21

Base Conversions

The number two hundred and twenty-one thousand nine hundred and eighty-three in 35 different bases