The Number

199821

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

In Base 18 Octodecimal Is

1g4d318

The numbers with a 18 subscript use Base 18 Octodecimal 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
1g4d018
One Hundred and Ninety-Nine Thousand Eight Hundred and Eightteen in Base 18 Octodecimal
199819
1g4d118
One Hundred and Ninety-Nine Thousand Eight Hundred and Nineteen in Base 18 Octodecimal
199820
1g4d218
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty in Base 18 Octodecimal
199822
1g4d418
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Two in Base 18 Octodecimal
199823
1g4d518
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Three in Base 18 Octodecimal
199824
1g4d618
One Hundred and Ninety-Nine Thousand Eight Hundred and Twenty-Four in Base 18 Octodecimal

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.

0.0000983f2g52h78b18

The reciprocal of 199821 in Base 18 Octodecimal.

Palindrome?

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

The number 1g4d318 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 18 Octodecimal

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
318
Three in Base 18 Octodecimal
43
2718
Forty-Three in Base 18 Octodecimal
1549
4e118
One Thousand Five Hundred and Forty-Nine in Base 18 Octodecimal

Prime Factorization

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

3181 · 27181 · 4e1181 = 1g4d318

Base Conversions

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