1,420 is an even composite number composed of three prime numbers multiplied together.

What does the number 1420 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

1420 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 1420:

22 × 5 × 71

(2 × 2 × 5 × 71)

See below for interesting mathematical facts about the number 1420 from the Numbermatics database.

Names of 1420

  • Cardinal: 1420 can be written as One thousand, four hundred twenty.

Scientific notation

  • Scientific notation: 1.42 × 103

Factors of 1420

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 78

Divisors of 1420

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 3024
  • Sum of proper divisors (its aliquot sum) s(n): 1604
  • 1420 is an abundant number, because the sum of its proper divisors (1604) is greater than itself. Its abundance is 184

Bases of 1420

  • Binary: 101100011002
  • Hexadecimal: 0x58C
  • Base-36: 13G

Squares and roots of 1420

  • 1420 squared (14202) is 2016400
  • 1420 cubed (14203) is 2863288000
  • The square root of 1420 is 37.6828873629
  • The cube root of 1420 is 11.2399086461

Scales and comparisons

How big is 1420?
  • 1,420 seconds is equal to 23 minutes, 40 seconds.
  • To count from 1 to 1,420 would take you about twenty-three minutes.

    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 1420 cubic inches would be around 0.9 feet tall.

Recreational maths with 1420

  • 1420 backwards is 0241
  • The number of decimal digits it has is: 4
  • The sum of 1420's digits is 7
  • More coming soon!

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"Number 1420 - Facts about the integer". Numbermatics.com. 2022. Web. 1 July 2022.

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Numbermatics. (2022). Number 1420 - Facts about the integer. Retrieved 1 July 2022, from https://numbermatics.com/n/1420/

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The information we have on file for 1420 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 1420, math, Factors of 1420, curriculum, school, college, exams, university, Prime factorization of 1420, STEM, science, technology, engineering, physics, economics, calculator, one thousand, four hundred twenty.

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