1328

1,328 is an even composite number composed of two prime numbers multiplied together.

What does the number 1328 look like?

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

1328 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 1328:

24 × 83

(2 × 2 × 2 × 2 × 83)

See below for interesting mathematical facts about the number 1328 from the Numbermatics database.


Names of 1328

  • Cardinal: 1328 can be written as One thousand, three hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.328 × 103

Factors of 1328

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 5
  • Sum of prime factors: 85

Divisors of 1328

  • Number of divisors d(n): 10
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2604
  • Sum of proper divisors (its aliquot sum) s(n): 1276
  • 1328 is a deficient number, because the sum of its proper divisors (1276) is less than itself. Its deficiency is 52

Bases of 1328

  • Binary: 101001100002
  • Hexadecimal: 0x530
  • Base-36: 10W

Squares and roots of 1328

  • 1328 squared (13282) is 1763584
  • 1328 cubed (13283) is 2342039552
  • The square root of 1328 is 36.4417343165
  • The cube root of 1328 is 10.9917293201

Scales and comparisons

How big is 1328?
  • 1,328 seconds is equal to 22 minutes, 8 seconds.
  • To count from 1 to 1,328 would take you about twenty-two 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 1328 cubic inches would be around 0.9 feet tall.

Recreational maths with 1328

  • 1328 backwards is 8231
  • The number of decimal digits it has is: 4
  • The sum of 1328's digits is 14
  • More coming soon!

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The information we have on file for 1328 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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