The Number

20808

Twenty Thousand Eight Hundred and Eight

In Base 18 Octodecimal Is

3a4018

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

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

Nearby Numbers

Positive, nonzero integers within three units

20805
3a3f18
Twenty Thousand Eight Hundred and Five in Base 18 Octodecimal
20806
3a3g18
Twenty Thousand Eight Hundred and Six in Base 18 Octodecimal
20807
3a3h18
Twenty Thousand Eight Hundred and Seven in Base 18 Octodecimal
20809
3a4118
Twenty Thousand Eight Hundred and Nine in Base 18 Octodecimal
20810
3a4218
Twenty Thousand Eight Hundred and Ten in Base 18 Octodecimal
20811
3a4318
Twenty Thousand Eight Hundred and Eleven in Base 18 Octodecimal

Scientific Notation

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

2.0808e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00050ea61fb72gc918

The reciprocal of 20808 in Base 18 Octodecimal.

Palindrome?

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

The number 3a4018 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 and eight is a composite number with 36 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 and eight is a composite number with 36 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 and eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal

Prime Factorization

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

2183 · 3182 · h182 = 3a4018

Base Conversions

The number twenty thousand eight hundred and eight in 35 different bases