30989739721
30,989,739,721 is an odd composite number composed of three prime numbers multiplied together.
30989739721 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.
Prime factorization of 30989739721:
37 × 881 × 950693
See below for interesting mathematical facts about the number 30989739721 from the Numbermatics database.
Names of 30989739721
- Cardinal: 30989739721 can be written as Thirty billion, nine hundred eighty-nine million, seven hundred thirty-nine thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 3.0989739721 × 1010
Factors of 30989739721
Divisors of 30989739721
- Number of divisors d(n): 8
- Complete list of divisors:
- Sum of all divisors σ(n): 31863460104
- Sum of proper divisors (its aliquot sum) s(n): 873720383
- 30989739721 is a deficient number, because the sum of its proper divisors (873720383) is less than itself. Its deficiency is 30116019338
Bases of 30989739721
- Binary: 111001101110010000111100110110010012
- Hexadecimal: 0x73721E6C9
- Base-36: E8IHO7D
Squares and roots of 30989739721
- 30989739721 squared (309897397212) is 960363967975325157841
- 30989739721 cubed (309897397213) is 29761429404982105991835832302361
-
The
square root of 30989739721 is 176039.0289708507 -
The
cube root of 30989739721 is 3141.0340395039
Scales and comparisons
How big is 30989739721?- 30,989,739,721 seconds is equal to 985 years, 19 weeks, 4 days, 13 hours, 2 minutes, 1 second.
-
To count from 1 to 30,989,739,721 would take you about one thousand, nine hundred seventy 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 30989739721 cubic inches would be around 261.8 feet tall.
Recreational maths with 30989739721
- 30989739721 backwards is 12793798903
- The number of decimal digits it has is: 11
- The sum of 30989739721's digits is 58
- More coming soon!
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The information we have on file for 30989739721 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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