12728025

12,728,025 is an odd composite number composed of three prime numbers multiplied together.

What does the number 12728025 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

12728025 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 12728025:

3² × 5² × 56569

(3 × 3 × 5 × 5 × 56569)

See below for interesting mathematical facts about the number 12728025 from the Numbermatics database.

Names of 12728025

Cardinal: 12728025 can be written as Twelve million, seven hundred twenty-eight thousand and twenty-five.

Scientific notation

Scientific notation: 1.2728025 × 10⁷

Factors of 12728025

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 56577

Divisors of 12728025

Number of divisors d(n): 18
Complete list of divisors:
1 3 5 9 15 25 45 75 225 56569 169707 282845 509121 848535 1414225 2545605 4242675 12728025
Sum of all divisors σ(n): 22797710
Sum of proper divisors (its aliquot sum) s(n): 10069685
12728025 is a deficient number, because the sum of its proper divisors (10069685) is less than itself. Its deficiency is 2658340

Bases of 12728025

Binary: 110000100011011011011001₂
Hexadecimal: 0xC236D9
Base-36: 7KT09

Squares and roots of 12728025

12728025 squared (12728025²) is 162002620400625
12728025 cubed (12728025³) is 2061973402524665015625
The square root of 12728025 is 3567.6357717683
The cube root of 12728025 is 233.4821443029

Scales and comparisons

How big is 12728025?

12,728,025 seconds is equal to 21 weeks, 7 hours, 33 minutes, 45 seconds.
To count from 1 to 12,728,025 would take you about thirty-one 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 12728025 cubic inches would be around 19.5 feet tall.

Recreational maths with 12728025

12728025 backwards is 52082721
The number of decimal digits it has is: 8
The sum of 12728025's digits is 27
More coming soon!

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The information we have on file for 12728025 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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