The Number

12809

Twelve Thousand Eight Hundred and Nine

In Base 8 Octal Is

310118

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12806
310068
Twelve Thousand Eight Hundred and Six in Base 8 Octal
12807
310078
Twelve Thousand Eight Hundred and Seven in Base 8 Octal
12808
310108
Twelve Thousand Eight Hundred and Eight in Base 8 Octal
12810
310128
Twelve Thousand Eight Hundred and Ten in Base 8 Octal
12811
310138
Twelve Thousand Eight Hundred and Eleven in Base 8 Octal
12812
310148
Twelve Thousand Eight Hundred and Twelve in Base 8 Octal

Scientific Notation

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

1.2809e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00002435631071412006518

The reciprocal of 12809 in Base 8 Octal.

Palindrome?

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

The number 310118 is not a palindrome.

A Prime Number

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

Twelve thousand eight hundred and nine is the 1527th prime number.   See primes in Base 8 Octal

Not A Composite

Composites have more than just these two factors.

Twelve Thousand Eight Hundred and Nine is not a composite number because it has exactly two factors: One and Twelve Thousand Eight Hundred and Nine

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 nine has the following 1 prime factor:

12809
310118
Twelve Thousand Eight Hundred and Nine in Base 8 Octal

Prime Factorization

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

3101181 = 310118

Base Conversions

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