42,128 is an even composite number composed of two prime numbers multiplied together.

What does the number 42128 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

42128 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 42128:

24 × 2633

(2 × 2 × 2 × 2 × 2633)

See below for interesting mathematical facts about the number 42128 from the Numbermatics database.

Names of 42128

  • Cardinal: 42128 can be written as Forty-two thousand, one hundred twenty-eight.

Scientific notation

  • Scientific notation: 4.2128 × 104

Factors of 42128

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 5
  • Sum of prime factors: 2635

Divisors of 42128

  • Number of divisors d(n): 10
  • Complete list of divisors:
  • Sum of all divisors σ(n): 81654
  • Sum of proper divisors (its aliquot sum) s(n): 39526
  • 42128 is a deficient number, because the sum of its proper divisors (39526) is less than itself. Its deficiency is 2602

Bases of 42128

  • Binary: 10100100100100002
  • Hexadecimal: 0xA490
  • Base-36: WI8

Squares and roots of 42128

  • 42128 squared (421282) is 1774768384
  • 42128 cubed (421283) is 74767442481152
  • The square root of 42128 is 205.2510657707
  • The cube root of 42128 is 34.7955426535

Scales and comparisons

How big is 42128?
  • 42,128 seconds is equal to 11 hours, 42 minutes, 8 seconds.
  • To count from 1 to 42,128 would take you about eleven 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 42128 cubic inches would be around 2.9 feet tall.

Recreational maths with 42128

  • 42128 backwards is 82124
  • The number of decimal digits it has is: 5
  • The sum of 42128's digits is 17
  • More coming soon!

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"Number 42128 - Facts about the integer". Numbermatics.com. 2024. Web. 21 July 2024.

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Numbermatics. (2024). Number 42128 - Facts about the integer. Retrieved 21 July 2024, from https://numbermatics.com/n/42128/

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Numbermatics. 2024. "Number 42128 - Facts about the integer". https://numbermatics.com/n/42128/

The information we have on file for 42128 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 42128, math, Factors of 42128, curriculum, school, college, exams, university, Prime factorization of 42128, STEM, science, technology, engineering, physics, economics, calculator, forty-two thousand, one hundred twenty-eight.

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