12428540

12,428,540 is an even composite number composed of three prime numbers multiplied together.

What does the number 12428540 look like?

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

12428540 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 12428540:

2² × 5 × 621427

(2 × 2 × 5 × 621427)

See below for interesting mathematical facts about the number 12428540 from the Numbermatics database.

Names of 12428540

Cardinal: 12428540 can be written as Twelve million, four hundred twenty-eight thousand, five hundred forty.

Scientific notation

Scientific notation: 1.242854 × 10⁷

Factors of 12428540

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 621434

Divisors of 12428540

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 5 10 20 621427 1242854 2485708 3107135 6214270 12428540
Sum of all divisors σ(n): 26099976
Sum of proper divisors (its aliquot sum) s(n): 13671436
12428540 is an abundant number, because the sum of its proper divisors (13671436) is greater than itself. Its abundance is 1242896

Bases of 12428540

Binary: 101111011010010011111100₂
Hexadecimal: 0xBDA4FC
Base-36: 7EDX8

Squares and roots of 12428540

12428540 squared (12428540²) is 154468606531600
12428540 cubed (12428540³) is 1919819255022251864000
The square root of 12428540 is 3525.4134509303
The cube root of 12428540 is 231.6363456571

Scales and comparisons

How big is 12428540?

12,428,540 seconds is equal to 20 weeks, 3 days, 20 hours, 22 minutes, 20 seconds.
To count from 1 to 12,428,540 would take you about thirty 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 12428540 cubic inches would be around 19.3 feet tall.

Recreational maths with 12428540

12428540 backwards is 04582421
The number of decimal digits it has is: 8
The sum of 12428540's digits is 26
More coming soon!

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The information we have on file for 12428540 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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