The Number

1808

One Thousand Eight Hundred and Eight

In Base 11 Undecimal Is

13a411

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1805
13a111
One Thousand Eight Hundred and Five in Base 11 Undecimal
1806
13a211
One Thousand Eight Hundred and Six in Base 11 Undecimal
1807
13a311
One Thousand Eight Hundred and Seven in Base 11 Undecimal
1809
13a511
One Thousand Eight Hundred and Nine in Base 11 Undecimal
1810
13a611
One Thousand Eight Hundred and Ten in Base 11 Undecimal
1811
13a711
One Thousand Eight Hundred and Eleven in Base 11 Undecimal

Scientific Notation

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

1.808e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00081093367606545511

The reciprocal of 1808 in Base 11 Undecimal.

Palindrome?

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

The number 13a411 is not a palindrome.

Not A Prime Number

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

One thousand eight hundred and eight is a composite number with 10 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred and eight is a composite number with 10 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 thousand eight hundred and eight has the following 2 prime factors:

2
211
Two in Base 11 Undecimal
113
a311
One Hundred and Thirteen in Base 11 Undecimal

Prime Factorization

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

2114 · a3111 = 13a411

Base Conversions

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