30728124

30,728,124 is an even composite number composed of four prime numbers multiplied together.

What does the number 30728124 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

30728124 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 30728124:

2² × 3² × 7 × 121937

(2 × 2 × 3 × 3 × 7 × 121937)

See below for interesting mathematical facts about the number 30728124 from the Numbermatics database.

Names of 30728124

Cardinal: 30728124 can be written as Thirty million, seven hundred twenty-eight thousand, one hundred twenty-four.

Scientific notation

Scientific notation: 3.0728124 × 10⁷

Factors of 30728124

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 121949

Divisors of 30728124

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 121937 243874 365811 487748 731622 853559 1097433 1463244 1707118 2194866 2560677 3414236 4389732 5121354 7682031 10242708 15364062 30728124
Sum of all divisors σ(n): 88770864
Sum of proper divisors (its aliquot sum) s(n): 58042740
30728124 is an abundant number, because the sum of its proper divisors (58042740) is greater than itself. Its abundance is 27314616

Bases of 30728124

Binary: 1110101001101111110111100₂
Hexadecimal: 0x1D4DFBC
Base-36: IALZ0

Squares and roots of 30728124

30728124 squared (30728124²) is 944217604559376
30728124 cubed (30728124³) is 29014035635883471090624
The square root of 30728124 is 5543.2954097719
The cube root of 30728124 is 313.2170168331

Scales and comparisons

How big is 30728124?

30,728,124 seconds is equal to 50 weeks, 5 days, 15 hours, 35 minutes, 24 seconds.
To count from 1 to 30,728,124 would take you about twenty-four 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 30728124 cubic inches would be around 26.1 feet tall.

Recreational maths with 30728124

30728124 backwards is 42182703
The number of decimal digits it has is: 8
The sum of 30728124's digits is 27
More coming soon!

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The information we have on file for 30728124 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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