11388

11,388 is an even composite number composed of four prime numbers multiplied together.

What does the number 11388 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

11388 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 11388:

2² × 3 × 13 × 73

(2 × 2 × 3 × 13 × 73)

See below for interesting mathematical facts about the number 11388 from the Numbermatics database.

Names of 11388

Cardinal: 11388 can be written as Eleven thousand, three hundred eighty-eight.

Scientific notation

Scientific notation: 1.1388 × 10⁴

Factors of 11388

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 91

Divisors of 11388

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 4 6 12 13 26 39 52 73 78 146 156 219 292 438 876 949 1898 2847 3796 5694 11388
Sum of all divisors σ(n): 29008
Sum of proper divisors (its aliquot sum) s(n): 17620
11388 is an abundant number, because the sum of its proper divisors (17620) is greater than itself. Its abundance is 6232

Bases of 11388

Binary: 10110001111100₂
Hexadecimal: 0x2C7C
Base-36: 8SC

Squares and roots of 11388

11388 squared (11388²) is 129686544
11388 cubed (11388³) is 1476870363072
The square root of 11388 is 106.7145725757
The cube root of 11388 is 22.4982714721

Scales and comparisons

How big is 11388?

11,388 seconds is equal to 3 hours, 9 minutes, 48 seconds.
To count from 1 to 11,388 would take you about three hours.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 11388 cubic inches would be around 1.9 feet tall.

Recreational maths with 11388

11388 backwards is 88311
The number of decimal digits it has is: 5
The sum of 11388's digits is 21
More coming soon!

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The information we have on file for 11388 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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