The Number

12805

Twelve Thousand Eight Hundred and Five

In Base 13 Tridecimal Is

5aa013

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12802
5a9a13
Twelve Thousand Eight Hundred and Two in Base 13 Tridecimal
12803
5a9b13
Twelve Thousand Eight Hundred and Three in Base 13 Tridecimal
12804
5a9c13
Twelve Thousand Eight Hundred and Four in Base 13 Tridecimal
12806
5aa113
Twelve Thousand Eight Hundred and Six in Base 13 Tridecimal
12807
5aa213
Twelve Thousand Eight Hundred and Seven in Base 13 Tridecimal
12808
5aa313
Twelve Thousand Eight Hundred and Eight in Base 13 Tridecimal

Scientific Notation

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

1.2805e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00022cc410298c203413

The reciprocal of 12805 in Base 13 Tridecimal.

Palindrome?

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

The number 5aa013 is not a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and five 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 twelve thousand eight hundred and five has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
197
12213
One Hundred and Ninety-Seven in Base 13 Tridecimal

Prime Factorization

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

5131 · 10131 · 122131 = 5aa013

Base Conversions

The number twelve thousand eight hundred and five in 35 different bases