The Number

11988

Eleven Thousand Nine Hundred and Eighty-Eight

In Base 18 Octodecimal Is

210018

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

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

Nearby Numbers

Positive, nonzero integers within three units

11985
20hf18
Eleven Thousand Nine Hundred and Eighty-Five in Base 18 Octodecimal
11986
20hg18
Eleven Thousand Nine Hundred and Eighty-Six in Base 18 Octodecimal
11987
20hh18
Eleven Thousand Nine Hundred and Eighty-Seven in Base 18 Octodecimal
11989
210118
Eleven Thousand Nine Hundred and Eighty-Nine in Base 18 Octodecimal
11990
210218
Eleven Thousand Nine Hundred and Ninety in Base 18 Octodecimal
11991
210318
Eleven Thousand Nine Hundred and Ninety-One in Base 18 Octodecimal

Scientific Notation

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

1.1988e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008db37565f184h18

The reciprocal of 11988 in Base 18 Octodecimal.

Palindrome?

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

The number 210018 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 nine hundred and eighty-eight is a composite number with 30 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eleven thousand nine hundred and eighty-eight is a composite number with 30 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 nine hundred and eighty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
37
2118
Thirty-Seven in Base 18 Octodecimal

Prime Factorization

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

2182 · 3184 · 21181 = 210018

Base Conversions

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