989312987

989,312,987 is an odd composite number composed of two prime numbers multiplied together.

What does the number 989312987 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

989312987 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 989312987:

13² × 5853923

(13 × 13 × 5853923)

See below for interesting mathematical facts about the number 989312987 from the Numbermatics database.

Names of 989312987

Cardinal: 989312987 can be written as Nine hundred eighty-nine million, three hundred twelve thousand, nine hundred eighty-seven.

Scientific notation

Scientific notation: 9.89312987 × 10⁸

Factors of 989312987

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 5853936

Divisors of 989312987

Number of divisors d(n): 6
Complete list of divisors:
1 13 169 5853923 76100999 989312987
Sum of all divisors σ(n): 1071268092
Sum of proper divisors (its aliquot sum) s(n): 81955105
989312987 is a deficient number, because the sum of its proper divisors (81955105) is less than itself. Its deficiency is 907357882

Bases of 989312987

Binary: 111010111101111011011111011011₂
Hexadecimal: 0x3AF7B7DB
Base-36: GD0ESB

Squares and roots of 989312987

989312987 squared (989312987²) is 978740186246862169
989312987 cubed (989312987³) is 968280377152819531790688803
The square root of 989312987 is 31453.3461971855
The cube root of 989312987 is 996.4248961977

Scales and comparisons

How big is 989312987?

989,312,987 seconds is equal to 31 years, 23 weeks, 5 days, 9 hours, 9 minutes, 47 seconds.
To count from 1 to 989,312,987 would take you about forty-seven 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 989312987 cubic inches would be around 83 feet tall.

Recreational maths with 989312987

989312987 backwards is 789213989
The number of decimal digits it has is: 9
The sum of 989312987's digits is 56
More coming soon!

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The information we have on file for 989312987 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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