The Number

12289

Twelve Thousand Two Hundred and Eighty-Nine

In Base 18 Octodecimal Is

21gd18

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

For more familiar numbers: See Twelve Thousand Two Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12286
21ga18
Twelve Thousand Two Hundred and Eighty-Six in Base 18 Octodecimal
12287
21gb18
Twelve Thousand Two Hundred and Eighty-Seven in Base 18 Octodecimal
12288
21gc18
Twelve Thousand Two Hundred and Eighty-Eight in Base 18 Octodecimal
12290
21ge18
Twelve Thousand Two Hundred and Ninety in Base 18 Octodecimal
12291
21gf18
Twelve Thousand Two Hundred and Ninety-One in Base 18 Octodecimal
12292
21gg18
Twelve Thousand Two Hundred and Ninety-Two in Base 18 Octodecimal

Scientific Notation

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

1.2289e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00089dc9ce74gcgd18

The reciprocal of 12289 in Base 18 Octodecimal.

Palindrome?

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

The number 21gd18 is not a palindrome.

A Prime Number

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

Twelve thousand two hundred and eighty-nine is the 1470th prime number.   See primes in Base 18 Octodecimal

Not A Composite

Composites have more than just these two factors.

Twelve Thousand Two Hundred and Eighty-Nine is not a composite number because it has exactly two factors: One and Twelve Thousand Two Hundred and Eighty-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 two hundred and eighty-nine has the following 1 prime factor:

12289
21gd18
Twelve Thousand Two Hundred and Eighty-Nine in Base 18 Octodecimal

Prime Factorization

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

21gd181 = 21gd18

Base Conversions

The number twelve thousand two hundred and eighty-nine in 35 different bases