3681665

3,681,665 is an odd composite number composed of three prime numbers multiplied together.

What does the number 3681665 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

3681665 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 3681665:

5 × 13² × 4357

(5 × 13 × 13 × 4357)

See below for interesting mathematical facts about the number 3681665 from the Numbermatics database.

Names of 3681665

Cardinal: 3681665 can be written as Three million, six hundred eighty-one thousand, six hundred sixty-five.

Scientific notation

Scientific notation: 3.681665 × 10⁶

Factors of 3681665

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 4375

Divisors of 3681665

Number of divisors d(n): 12
Complete list of divisors:
1 5 13 65 169 845 4357 21785 56641 283205 736333 3681665
Sum of all divisors σ(n): 4785084
Sum of proper divisors (its aliquot sum) s(n): 1103419
3681665 is a deficient number, because the sum of its proper divisors (1103419) is less than itself. Its deficiency is 2578246

Bases of 3681665

Binary: 1110000010110110000001₂
Hexadecimal: 0x382D81
Base-36: 26WSH

Squares and roots of 3681665

3681665 squared (3681665²) is 13554657172225
3681665 cubed (3681665³) is 49903706897979754625
The square root of 3681665 is 1918.7665308735
The cube root of 3681665 is 154.4121332649

Scales and comparisons

How big is 3681665?

3,681,665 seconds is equal to 6 weeks, 14 hours, 41 minutes, 5 seconds.
To count from 1 to 3,681,665 would take you about nine weeks!

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 3681665 cubic inches would be around 12.9 feet tall.

Recreational maths with 3681665

3681665 backwards is 5661863
The number of decimal digits it has is: 7
The sum of 3681665's digits is 35
More coming soon!

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The information we have on file for 3681665 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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