The Number

11809

Eleven Thousand Eight Hundred and Nine

In Base 19 Nonadecimal Is

1dda19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

11806
1dd719
Eleven Thousand Eight Hundred and Six in Base 19 Nonadecimal
11807
1dd819
Eleven Thousand Eight Hundred and Seven in Base 19 Nonadecimal
11808
1dd919
Eleven Thousand Eight Hundred and Eight in Base 19 Nonadecimal
11810
1ddb19
Eleven Thousand Eight Hundred and Ten in Base 19 Nonadecimal
11811
1ddc19
Eleven Thousand Eight Hundred and Eleven in Base 19 Nonadecimal
11812
1ddd19
Eleven Thousand Eight Hundred and Twelve in Base 19 Nonadecimal

Scientific Notation

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

1.1809e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b0ch21a03h6b19

The reciprocal of 11809 in Base 19 Nonadecimal.

Palindrome?

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

The number 1dda19 is not a palindrome.

Not A Prime Number

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

Eleven thousand eight hundred and nine is a composite number with 6 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Eleven thousand eight hundred and nine is a composite number with 6 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 eleven thousand eight hundred and nine has the following 2 prime factors:

7
719
Seven in Base 19 Nonadecimal
241
cd19
Two Hundred and Forty-One in Base 19 Nonadecimal

Prime Factorization

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

7192 · cd191 = 1dda19

Base Conversions

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