The Number

199808

One Hundred and Ninety-Nine Thousand Eight Hundred and Eight

In Base 21 Unovigesimal Is

10c1e21

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 Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

199805
10c1b21
One Hundred and Ninety-Nine Thousand Eight Hundred and Five in Base 21 Unovigesimal
199806
10c1c21
One Hundred and Ninety-Nine Thousand Eight Hundred and Six in Base 21 Unovigesimal
199807
10c1d21
One Hundred and Ninety-Nine Thousand Eight Hundred and Seven in Base 21 Unovigesimal
199809
10c1f21
One Hundred and Ninety-Nine Thousand Eight Hundred and Nine in Base 21 Unovigesimal
199810
10c1g21
One Hundred and Ninety-Nine Thousand Eight Hundred and Ten in Base 21 Unovigesimal
199811
10c1h21
One Hundred and Ninety-Nine Thousand Eight Hundred and Eleven in Base 21 Unovigesimal

Scientific Notation

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

1.99808e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000k952095749bc21

The reciprocal of 199808 in Base 21 Unovigesimal.

Palindrome?

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

The number 10c1e21 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 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.

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

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
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

2217 · 7211 · ad211 = 10c1e21

Base Conversions

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