221841

221,841 is an odd composite number composed of two prime numbers multiplied together.

What does the number 221841 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

221841 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

Prime factorization of 221841:

32 × 1572

(3 × 3 × 157 × 157)

See below for interesting mathematical facts about the number 221841 from the Numbermatics database.


Names of 221841

  • Cardinal: 221841 can be written as Two hundred twenty-one thousand, eight hundred forty-one.

Scientific notation

  • Scientific notation: 2.21841 × 105

Factors of 221841

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 160

Divisors of 221841

  • Number of divisors d(n): 9
  • Complete list of divisors:
  • Sum of all divisors σ(n): 322491
  • Sum of proper divisors (its aliquot sum) s(n): 100650
  • 221841 is a deficient number, because the sum of its proper divisors (100650) is less than itself. Its deficiency is 121191

Bases of 221841

  • Binary: 1101100010100100012
  • Hexadecimal: 0x36291
  • Base-36: 4R69

Squares and roots of 221841

  • 221841 squared (2218412) is 49213429281
  • 221841 cubed (2218413) is 10917556365126321
  • 221841 is a perfect square number. Its square root is 471
  • The cube root of 221841 is 60.5360302651

Scales and comparisons

How big is 221841?
  • 221,841 seconds is equal to 2 days, 13 hours, 37 minutes, 21 seconds.
  • To count from 1 to 221,841 would take you about two days.

    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 221841 cubic inches would be around 5 feet tall.

Recreational maths with 221841

  • 221841 backwards is 148122
  • The number of decimal digits it has is: 6
  • The sum of 221841's digits is 18
  • More coming soon!

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"Number 221841 - Facts about the integer". Numbermatics.com. 2021. Web. 27 November 2021.

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Numbermatics. (2021). Number 221841 - Facts about the integer. Retrieved 27 November 2021, from https://numbermatics.com/n/221841/

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Numbermatics. 2021. "Number 221841 - Facts about the integer". https://numbermatics.com/n/221841/

The information we have on file for 221841 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 221841, math, Factors of 221841, curriculum, school, college, exams, university, Prime factorization of 221841, STEM, science, technology, engineering, physics, economics, calculator, two hundred twenty-one thousand, eight hundred forty-one.

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