1398

1,398 is an even composite number composed of three prime numbers multiplied together.

What does the number 1398 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

1398 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 1398:

2 × 3 × 233

See below for interesting mathematical facts about the number 1398 from the Numbermatics database.


Names of 1398

  • Cardinal: 1398 can be written as One thousand, three hundred ninety-eight.

Scientific notation

  • Scientific notation: 1.398 × 103

Factors of 1398

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 238

Divisors of 1398

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2808
  • Sum of proper divisors (its aliquot sum) s(n): 1410
  • 1398 is an abundant number, because the sum of its proper divisors (1410) is greater than itself. Its abundance is 12

Bases of 1398

  • Binary: 101011101102
  • Hexadecimal: 0x576
  • Base-36: 12U

Squares and roots of 1398

  • 1398 squared (13982) is 1954404
  • 1398 cubed (13983) is 2732256792
  • The square root of 1398 is 37.3898381917
  • The cube root of 1398 is 11.1815597919

Scales and comparisons

How big is 1398?
  • 1,398 seconds is equal to 23 minutes, 18 seconds.
  • To count from 1 to 1,398 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 1398 cubic inches would be around 0.9 feet tall.

Recreational maths with 1398

  • 1398 backwards is 8931
  • The number of decimal digits it has is: 4
  • The sum of 1398's digits is 21
  • More coming soon!

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"Number 1398 - Facts about the integer". Numbermatics.com. 2022. Web. 18 January 2022.

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Numbermatics. (2022). Number 1398 - Facts about the integer. Retrieved 18 January 2022, from https://numbermatics.com/n/1398/

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The information we have on file for 1398 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 1398, math, Factors of 1398, curriculum, school, college, exams, university, Prime factorization of 1398, STEM, science, technology, engineering, physics, economics, calculator, one thousand, three hundred ninety-eight.

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