987128

987,128 is an even composite number composed of three prime numbers multiplied together.

What does the number 987128 look like?

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

987128 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 987128:

2³ × 163 × 757

(2 × 2 × 2 × 163 × 757)

See below for interesting mathematical facts about the number 987128 from the Numbermatics database.

Names of 987128

Cardinal: 987128 can be written as Nine hundred eighty-seven thousand, one hundred twenty-eight.

Scientific notation

Scientific notation: 9.87128 × 10⁵

Factors of 987128

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 922

Divisors of 987128

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 163 326 652 757 1304 1514 3028 6056 123391 246782 493564 987128
Sum of all divisors σ(n): 1864680
Sum of proper divisors (its aliquot sum) s(n): 877552
987128 is a deficient number, because the sum of its proper divisors (877552) is less than itself. Its deficiency is 109576

Bases of 987128

Binary: 11110000111111111000₂
Hexadecimal: 0xF0FF8
Base-36: L5O8

Squares and roots of 987128

987128 squared (987128²) is 974421688384
987128 cubed (987128³) is 961878932411121152
The square root of 987128 is 993.5431545735
The cube root of 987128 is 99.5690790721

Scales and comparisons

How big is 987128?

987,128 seconds is equal to 1 week, 4 days, 10 hours, 12 minutes, 8 seconds.
To count from 1 to 987,128 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 987128 cubic inches would be around 8.3 feet tall.

Recreational maths with 987128

987128 backwards is 821789
The number of decimal digits it has is: 6
The sum of 987128's digits is 35
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The information we have on file for 987128 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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