78998

78,998 is an even composite number composed of two prime numbers multiplied together.

What does the number 78998 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

78998 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 78998:

2 × 39499

See below for interesting mathematical facts about the number 78998 from the Numbermatics database.


Names of 78998

  • Cardinal: 78998 can be written as Seventy-eight thousand, nine hundred ninety-eight.

Scientific notation

  • Scientific notation: 7.8998 × 104

Factors of 78998

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 39501

Divisors of 78998

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 118500
  • Sum of proper divisors (its aliquot sum) s(n): 39502
  • 78998 is a deficient number, because the sum of its proper divisors (39502) is less than itself. Its deficiency is 39496

Bases of 78998

  • Binary: 100110100100101102
  • Hexadecimal: 0x13496
  • Base-36: 1OYE

Squares and roots of 78998

  • 78998 squared (789982) is 6240684004
  • 78998 cubed (789983) is 493001554947992
  • The square root of 78998 is 281.0658285883
  • The cube root of 78998 is 42.9080421709

Scales and comparisons

How big is 78998?
  • 78,998 seconds is equal to 21 hours, 56 minutes, 38 seconds.
  • To count from 1 to 78,998 would take you about twenty-one 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 78998 cubic inches would be around 3.6 feet tall.

Recreational maths with 78998

  • 78998 backwards is 89987
  • The number of decimal digits it has is: 5
  • The sum of 78998's digits is 41
  • More coming soon!

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"Number 78998 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 78998 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/78998/

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Numbermatics. 2024. "Number 78998 - Facts about the integer". https://numbermatics.com/n/78998/

The information we have on file for 78998 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 78998, math, Factors of 78998, curriculum, school, college, exams, university, Prime factorization of 78998, STEM, science, technology, engineering, physics, economics, calculator, seventy-eight thousand, nine hundred ninety-eight.

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