16681

16,681 is an odd composite number composed of two prime numbers multiplied together.

What does the number 16681 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

16681 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 16681:

7 × 2383

See below for interesting mathematical facts about the number 16681 from the Numbermatics database.

Names of 16681

• Cardinal: 16681 can be written as Sixteen thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 1.6681 × 104

Factors of 16681

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2390

Divisors of 16681

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 19072
• Sum of proper divisors (its aliquot sum) s(n): 2391
• 16681 is a deficient number, because the sum of its proper divisors (2391) is less than itself. Its deficiency is 14290

Bases of 16681

• Binary: 1000001001010012
• Base-36: CVD

Squares and roots of 16681

• 16681 squared (166812) is 278255761
• 16681 cubed (166813) is 4641584349241
• The square root of 16681 is 129.1549457047
• The cube root of 16681 is 25.5509681607

Scales and comparisons

How big is 16681?
• 16,681 seconds is equal to 4 hours, 38 minutes, 1 second.
• To count from 1 to 16,681 would take you about four hours.

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 16681 cubic inches would be around 2.1 feet tall.

Recreational maths with 16681

• 16681 backwards is 18661
• The number of decimal digits it has is: 5
• The sum of 16681's digits is 22
• More coming soon!

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Chicago style:
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The information we have on file for 16681 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 16681, math, Factors of 16681, curriculum, school, college, exams, university, Prime factorization of 16681, STEM, science, technology, engineering, physics, economics, calculator, sixteen thousand, six hundred eighty-one.

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