28706960

28,706,960 is an even composite number composed of four prime numbers multiplied together.

What does the number 28706960 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

28706960 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 28706960:

2⁴ × 5 × 281 × 1277

(2 × 2 × 2 × 2 × 5 × 281 × 1277)

See below for interesting mathematical facts about the number 28706960 from the Numbermatics database.

Names of 28706960

Cardinal: 28706960 can be written as Twenty-eight million, seven hundred six thousand, nine hundred sixty.

Scientific notation

Scientific notation: 2.870696 × 10⁷

Factors of 28706960

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 1565

Divisors of 28706960

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 5 8 10 16 20 40 80 281 562 1124 1277 1405 2248 2554 2810 4496 5108 5620 6385 10216 11240 12770 20432 22480 25540 51080 102160 358837 717674 1435348 1794185 2870696 3588370 5741392 7176740 14353480 28706960
Sum of all divisors σ(n): 67033656
Sum of proper divisors (its aliquot sum) s(n): 38326696
28706960 is an abundant number, because the sum of its proper divisors (38326696) is greater than itself. Its abundance is 9619736

Bases of 28706960

Binary: 1101101100000100010010000₂
Hexadecimal: 0x1B60890
Base-36: H3AFK

Squares and roots of 28706960

28706960 squared (28706960²) is 824089552441600
28706960 cubed (28706960³) is 23657105818358913536000
The square root of 28706960 is 5357.8876434655
The cube root of 28706960 is 306.1933361775

Scales and comparisons

How big is 28706960?

28,706,960 seconds is equal to 47 weeks, 3 days, 6 hours, 9 minutes, 20 seconds.
To count from 1 to 28,706,960 would take you about nineteen 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 28706960 cubic inches would be around 25.5 feet tall.

Recreational maths with 28706960

28706960 backwards is 06960782
The number of decimal digits it has is: 8
The sum of 28706960's digits is 38
More coming soon!

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The information we have on file for 28706960 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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