30,420 is an even composite number composed of four prime numbers multiplied together.

What does the number 30420 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 54 divisors.

30420 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-four divisors.

Prime factorization of 30420:

22 × 32 × 5 × 132

(2 × 2 × 3 × 3 × 5 × 13 × 13)

See below for interesting mathematical facts about the number 30420 from the Numbermatics database.

Names of 30420

  • Cardinal: 30420 can be written as Thirty thousand, four hundred twenty.

Scientific notation

  • Scientific notation: 3.042 × 104

Factors of 30420

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 7
  • Sum of prime factors: 23

Divisors of 30420

Bases of 30420

  • Binary: 1110110110101002
  • Hexadecimal: 0x76D4
  • Base-36: NH0

Squares and roots of 30420

  • 30420 squared (304202) is 925376400
  • 30420 cubed (304203) is 28149950088000
  • The square root of 30420 is 174.4133022449
  • The cube root of 30420 is 31.2166577715

Scales and comparisons

How big is 30420?
  • 30,420 seconds is equal to 8 hours, 27 minutes.
  • To count from 1 to 30,420 would take you about eight 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 30420 cubic inches would be around 2.6 feet tall.

Recreational maths with 30420

  • 30420 backwards is 02403
  • 30420 is a Harshad number.
  • The number of decimal digits it has is: 5
  • The sum of 30420's digits is 9
  • More coming soon!

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"Number 30420 - Facts about the integer". Numbermatics.com. 2020. Web. 26 October 2020.

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Numbermatics. (2020). Number 30420 - Facts about the integer. Retrieved 26 October 2020, from https://numbermatics.com/n/30420/

Chicago style:
Numbermatics. 2020. "Number 30420 - Facts about the integer". https://numbermatics.com/n/30420/

The information we have on file for 30420 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!

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