The Number

20800

Twenty Thousand Eight Hundred

In Base 18 Octodecimal Is

3a3a18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Twenty Thousand Eight Hundred in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20797
3a3718
Twenty Thousand Seven Hundred and Ninety-Seven in Base 18 Octodecimal
20798
3a3818
Twenty Thousand Seven Hundred and Ninety-Eight in Base 18 Octodecimal
20799
3a3918
Twenty Thousand Seven Hundred and Ninety-Nine in Base 18 Octodecimal
20801
3a3b18
Twenty Thousand Eight Hundred and One in Base 18 Octodecimal
20802
3a3c18
Twenty Thousand Eight Hundred and Two in Base 18 Octodecimal
20803
3a3d18
Twenty Thousand Eight Hundred and Three in Base 18 Octodecimal

Scientific Notation

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

2.0800e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00050f3be63be63c18

The reciprocal of 20800 in Base 18 Octodecimal.

Palindrome?

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

The number 3a3a18 is not a palindrome.

Not A Prime Number

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

Twenty thousand eight hundred is a composite number with 42 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred is a composite number with 42 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 twenty thousand eight hundred has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal

Prime Factorization

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

2186 · 5182 · d181 = 3a3a18

Base Conversions

The number twenty thousand eight hundred in 35 different bases