168988728

168,988,728 is an even composite number composed of four prime numbers multiplied together.

What does the number 168988728 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

168988728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 168988728:

2³ × 3 × 23 × 306139

(2 × 2 × 2 × 3 × 23 × 306139)

See below for interesting mathematical facts about the number 168988728 from the Numbermatics database.

Names of 168988728

Cardinal: 168988728 can be written as One hundred sixty-eight million, nine hundred eighty-eight thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 1.68988728 × 10⁸

Factors of 168988728

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 306167

Divisors of 168988728

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 306139 612278 918417 1224556 1836834 2449112 3673668 7041197 7347336 14082394 21123591 28164788 42247182 56329576 84494364 168988728
Sum of all divisors σ(n): 440841600
Sum of proper divisors (its aliquot sum) s(n): 271852872
168988728 is an abundant number, because the sum of its proper divisors (271852872) is greater than itself. Its abundance is 102864144

Bases of 168988728

Binary: 1010000100101001000000111000₂
Hexadecimal: 0xA129038
Base-36: 2SM0JC

Squares and roots of 168988728

168988728 squared (168988728²) is 28557190191057984
168988728 cubed (168988728³) is 4825843245640965690404352
The square root of 168988728 is 12999.5664543091
The cube root of 168988728 is 552.8651891125

Scales and comparisons

How big is 168988728?

168,988,728 seconds is equal to 5 years, 19 weeks, 2 days, 21 hours, 18 minutes, 48 seconds.
To count from 1 to 168,988,728 would take you about eight years!

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 168988728 cubic inches would be around 46.1 feet tall.

Recreational maths with 168988728

168988728 backwards is 827889861
The number of decimal digits it has is: 9
The sum of 168988728's digits is 57
More coming soon!

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The information we have on file for 168988728 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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