7728138

7,728,138 is an even composite number composed of five prime numbers multiplied together.

What does the number 7728138 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

7728138 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 7728138:

2 × 3² × 11 × 23 × 1697

(2 × 3 × 3 × 11 × 23 × 1697)

See below for interesting mathematical facts about the number 7728138 from the Numbermatics database.

Names of 7728138

Cardinal: 7728138 can be written as Seven million, seven hundred twenty-eight thousand, one hundred thirty-eight.

Scientific notation

Scientific notation: 7.728138 × 10⁶

Factors of 7728138

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 1736

Divisors of 7728138

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 9 11 18 22 23 33 46 66 69 99 138 198 207 253 414 506 759 1518 1697 2277 3394 4554 5091 10182 15273 18667 30546 37334 39031 56001 78062 112002 117093 168003 234186 336006 351279 429341 702558 858682 1288023 2576046 3864069 7728138
Sum of all divisors σ(n): 19071936
Sum of proper divisors (its aliquot sum) s(n): 11343798
7728138 is an abundant number, because the sum of its proper divisors (11343798) is greater than itself. Its abundance is 3615660

Bases of 7728138

Binary: 11101011110110000001010₂
Hexadecimal: 0x75EC0A
Base-36: 4LN2I

Squares and roots of 7728138

7728138 squared (7728138²) is 59724116947044
7728138 cubed (7728138³) is 461556217694894724072
The square root of 7728138 is 2779.9528772985
The cube root of 7728138 is 197.7083247507

Scales and comparisons

How big is 7728138?

7,728,138 seconds is equal to 12 weeks, 5 days, 10 hours, 42 minutes, 18 seconds.
To count from 1 to 7,728,138 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 7728138 cubic inches would be around 16.5 feet tall.

Recreational maths with 7728138

7728138 backwards is 8318277
The number of decimal digits it has is: 7
The sum of 7728138's digits is 36
More coming soon!

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The information we have on file for 7728138 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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