The Number

199821

One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-One

In Base 21 Unovigesimal Is

10c2621

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

For more familiar numbers: See One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

199818
10c2321
One Hundred and Ninety-Nine Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
199819
10c2421
One Hundred and Ninety-Nine Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
199820
10c2521
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
199822
10c2721
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
199823
10c2821
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal
199824
10c2921
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

1.99821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000k94aeh4e97j921

The reciprocal of 199821 in Base 21 Unovigesimal.

Palindrome?

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

The number 10c2621 is not a palindrome.

Not A Prime Number

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

One hundred and ninety-nine thousand eight hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and ninety-nine thousand eight hundred and twenty-one 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 one hundred and ninety-nine thousand eight hundred and twenty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
1549
3ag21
One Thousand Five Hundred and Forty-Nine in Base 21 Unovigesimal

Prime Factorization

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

3211 · 21211 · 3ag211 = 10c2621

Base Conversions

The number one hundred and ninety-nine thousand eight hundred and twenty-one in 35 different bases