990728

990,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 990728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

990728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 990728:

2³ × 59 × 2099

(2 × 2 × 2 × 59 × 2099)

See below for interesting mathematical facts about the number 990728 from the Numbermatics database.

Names of 990728

Cardinal: 990728 can be written as Nine hundred ninety thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 9.90728 × 10⁵

Factors of 990728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 2160

Divisors of 990728

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 59 118 236 472 2099 4198 8396 16792 123841 247682 495364 990728
Sum of all divisors σ(n): 1890000
Sum of proper divisors (its aliquot sum) s(n): 899272
990728 is a deficient number, because the sum of its proper divisors (899272) is less than itself. Its deficiency is 91456

Bases of 990728

Binary: 11110001111000001000₂
Hexadecimal: 0xF1E08
Base-36: L8G8

Squares and roots of 990728

990728 squared (990728²) is 981541969984
990728 cubed (990728³) is 972441112838308352
The square root of 990728 is 995.3532036419
The cube root of 990728 is 99.6899731603

Scales and comparisons

How big is 990728?

990,728 seconds is equal to 1 week, 4 days, 11 hours, 12 minutes, 8 seconds.
To count from 1 to 990,728 would take you about four days!

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 990728 cubic inches would be around 8.3 feet tall.

Recreational maths with 990728

990728 backwards is 827099
The number of decimal digits it has is: 6
The sum of 990728's digits is 35
More coming soon!

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The information we have on file for 990728 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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