1040

1,040 is an even composite number composed of three prime numbers multiplied together.

What does the number 1040 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

1040 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 1040:

24 × 5 × 13

(2 × 2 × 2 × 2 × 5 × 13)

See below for interesting mathematical facts about the number 1040 from the Numbermatics database.


Names of 1040

  • Cardinal: 1040 can be written as One thousand and forty.

Scientific notation

  • Scientific notation: 1.04 × 103

Factors of 1040

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 20

Divisors of 1040

  • Number of divisors d(n): 20
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2604
  • Sum of proper divisors (its aliquot sum) s(n): 1564
  • 1040 is an abundant number, because the sum of its proper divisors (1564) is greater than itself. Its abundance is 524

Bases of 1040

  • Binary: 100000100002
  • Hexadecimal: 0x410
  • Base-36: SW

Squares and roots of 1040

  • 1040 squared (10402) is 1081600
  • 1040 cubed (10403) is 1124864000
  • The square root of 1040 is 32.2490309931
  • The cube root of 1040 is 10.1315940383

Scales and comparisons

How big is 1040?
  • 1,040 seconds is equal to 17 minutes, 20 seconds.
  • To count from 1 to 1,040 would take you about seventeen 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 1040 cubic inches would be around 0.8 feet tall.

Recreational maths with 1040

  • 1040 backwards is 0401
  • 1040 is a Harshad number.
  • The number of decimal digits it has is: 4
  • The sum of 1040's digits is 5
  • More coming soon!

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The information we have on file for 1040 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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