19864

19,864 is an even composite number composed of three prime numbers multiplied together.

What does the number 19864 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

19864 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 19864:

23 × 13 × 191

(2 × 2 × 2 × 13 × 191)

See below for interesting mathematical facts about the number 19864 from the Numbermatics database.

Names of 19864

• Cardinal: 19864 can be written as Nineteen thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.9864 × 104

Factors of 19864

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 206

Divisors of 19864

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 40320
• Sum of proper divisors (its aliquot sum) s(n): 20456
• 19864 is an abundant number, because the sum of its proper divisors (20456) is greater than itself. Its abundance is 592

Bases of 19864

• Binary: 1001101100110002
• Base-36: FBS

Squares and roots of 19864

• 19864 squared (198642) is 394578496
• 19864 cubed (198643) is 7837907244544
• The square root of 19864 is 140.9397034195
• The cube root of 19864 is 27.0825093767

Scales and comparisons

How big is 19864?
• 19,864 seconds is equal to 5 hours, 31 minutes, 4 seconds.
• To count from 1 to 19,864 would take you about five 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 19864 cubic inches would be around 2.3 feet tall.

Recreational maths with 19864

• 19864 backwards is 46891
• The number of decimal digits it has is: 5
• The sum of 19864's digits is 28
• More coming soon!

MLA style:
"Number 19864 - Facts about the integer". Numbermatics.com. 2022. Web. 22 January 2022.

APA style:
Numbermatics. (2022). Number 19864 - Facts about the integer. Retrieved 22 January 2022, from https://numbermatics.com/n/19864/

Chicago style:
Numbermatics. 2022. "Number 19864 - Facts about the integer". https://numbermatics.com/n/19864/

The information we have on file for 19864 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!

Keywords: Divisors of 19864, math, Factors of 19864, curriculum, school, college, exams, university, Prime factorization of 19864, STEM, science, technology, engineering, physics, economics, calculator, nineteen thousand, eight hundred sixty-four.

Oh no. Javascript is switched off in your browser.
Some bits of this website may not work unless you switch it on.