The Number

16809

Sixteen Thousand Eight Hundred and Nine

In Base 18 Octodecimal Is

2fff18

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

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

Nearby Numbers

Positive, nonzero integers within three units

16806
2ffc18
Sixteen Thousand Eight Hundred and Six in Base 18 Octodecimal
16807
2ffd18
Sixteen Thousand Eight Hundred and Seven in Base 18 Octodecimal
16808
2ffe18
Sixteen Thousand Eight Hundred and Eight in Base 18 Octodecimal
16810
2ffg18
Sixteen Thousand Eight Hundred and Ten in Base 18 Octodecimal
16811
2ffh18
Sixteen Thousand Eight Hundred and Eleven in Base 18 Octodecimal
16812
2fg018
Sixteen Thousand Eight Hundred and Twelve in Base 18 Octodecimal

Scientific Notation

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

1.6809e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00064782edfgbad918

The reciprocal of 16809 in Base 18 Octodecimal.

Palindrome?

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

The number 2fff18 is not a palindrome.

Not A Prime Number

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

Sixteen thousand eight hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Sixteen thousand eight hundred and nine 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 sixteen thousand eight hundred and nine has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
431
15h18
Four Hundred and Thirty-One in Base 18 Octodecimal

Prime Factorization

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

3181 · d181 · 15h181 = 2fff18

Base Conversions

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