65221

65,221 is an odd composite number composed of three prime numbers multiplied together.

What does the number 65221 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

65221 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 65221:

13 × 29 × 173

See below for interesting mathematical facts about the number 65221 from the Numbermatics database.


Names of 65221

  • Cardinal: 65221 can be written as Sixty-five thousand, two hundred twenty-one.

Scientific notation

  • Scientific notation: 6.5221 × 104

Factors of 65221

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 215

Divisors of 65221

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 73080
  • Sum of proper divisors (its aliquot sum) s(n): 7859
  • 65221 is a deficient number, because the sum of its proper divisors (7859) is less than itself. Its deficiency is 57362

Bases of 65221

  • Binary: 11111110110001012
  • Hexadecimal: 0xFEC5
  • Base-36: 1EBP

Squares and roots of 65221

  • 65221 squared (652212) is 4253778841
  • 65221 cubed (652213) is 277435709788861
  • The square root of 65221 is 255.3840245591
  • The cube root of 65221 is 40.2527742643

Scales and comparisons

How big is 65221?
  • 65,221 seconds is equal to 18 hours, 7 minutes, 1 second.
  • To count from 1 to 65,221 would take you about eighteen 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 65221 cubic inches would be around 3.4 feet tall.

Recreational maths with 65221

  • 65221 backwards is 12256
  • The number of decimal digits it has is: 5
  • The sum of 65221's digits is 16
  • More coming soon!

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"Number 65221 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 65221 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/65221/

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Numbermatics. 2024. "Number 65221 - Facts about the integer". https://numbermatics.com/n/65221/

The information we have on file for 65221 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 65221, math, Factors of 65221, curriculum, school, college, exams, university, Prime factorization of 65221, STEM, science, technology, engineering, physics, economics, calculator, sixty-five thousand, two hundred twenty-one.

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