78425

78,425 is an odd composite number composed of two prime numbers multiplied together.

What does the number 78425 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

78425 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 78425:

52 × 3137

(5 × 5 × 3137)

See below for interesting mathematical facts about the number 78425 from the Numbermatics database.


Names of 78425

  • Cardinal: 78425 can be written as Seventy-eight thousand, four hundred twenty-five.

Scientific notation

  • Scientific notation: 7.8425 × 104

Factors of 78425

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 3142

Divisors of 78425

  • Number of divisors d(n): 6
  • Complete list of divisors:
  • Sum of all divisors σ(n): 97278
  • Sum of proper divisors (its aliquot sum) s(n): 18853
  • 78425 is a deficient number, because the sum of its proper divisors (18853) is less than itself. Its deficiency is 59572

Bases of 78425

  • Binary: 100110010010110012
  • Hexadecimal: 0x13259
  • Base-36: 1OIH

Squares and roots of 78425

  • 78425 squared (784252) is 6150480625
  • 78425 cubed (784253) is 482351443015625
  • The square root of 78425 is 280.0446392989
  • The cube root of 78425 is 42.8040480055

Scales and comparisons

How big is 78425?
  • 78,425 seconds is equal to 21 hours, 47 minutes, 5 seconds.
  • To count from 1 to 78,425 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 78425 cubic inches would be around 3.6 feet tall.

Recreational maths with 78425

  • 78425 backwards is 52487
  • The number of decimal digits it has is: 5
  • The sum of 78425's digits is 26
  • More coming soon!

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The information we have on file for 78425 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 78425, math, Factors of 78425, curriculum, school, college, exams, university, Prime factorization of 78425, STEM, science, technology, engineering, physics, economics, calculator, seventy-eight thousand, four hundred twenty-five.

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