3,969 is an odd composite number composed of two prime numbers multiplied together.

What does the number 3969 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 15 divisors.

3969 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fifteen divisors.

Prime factorization of 3969:

34 × 72

(3 × 3 × 3 × 3 × 7 × 7)

See below for interesting mathematical facts about the number 3969 from the Numbermatics database.

Names of 3969

  • Cardinal: 3969 can be written as Three thousand, nine hundred sixty-nine.

Scientific notation

  • Scientific notation: 3.969 × 103

Factors of 3969

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 10

Divisors of 3969

  • Number of divisors d(n): 15
  • Complete list of divisors:
  • Sum of all divisors σ(n): 6897
  • Sum of proper divisors (its aliquot sum) s(n): 2928
  • 3969 is a deficient number, because the sum of its proper divisors (2928) is less than itself. Its deficiency is 1041

Bases of 3969

  • Binary: 1111100000012
  • Hexadecimal: 0xF81
  • Base-36: 329

Squares and roots of 3969

  • 3969 squared (39692) is 15752961
  • 3969 cubed (39693) is 62523502209
  • 3969 is a perfect square number. Its square root is 63
  • The cube root of 3969 is 15.8328962637

Scales and comparisons

How big is 3969?
  • 3,969 seconds is equal to 1 hour, 6 minutes, 9 seconds.
  • To count from 1 to 3,969 would take you about six 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 3969 cubic inches would be around 1.3 feet tall.

Recreational maths with 3969

  • 3969 backwards is 9693
  • 3969 is a Harshad number.
  • The number of decimal digits it has is: 4
  • The sum of 3969's digits is 27
  • More coming soon!

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"Number 3969 - Facts about the integer". Numbermatics.com. 2024. Web. 23 June 2024.

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Numbermatics. (2024). Number 3969 - Facts about the integer. Retrieved 23 June 2024, from https://numbermatics.com/n/3969/

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The information we have on file for 3969 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 3969, math, Factors of 3969, curriculum, school, college, exams, university, Prime factorization of 3969, STEM, science, technology, engineering, physics, economics, calculator, three thousand, nine hundred sixty-nine.

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