21132989988
21,132,989,988 is an even composite number composed of four prime numbers multiplied together.
21132989988 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.
Prime factorization of 21132989988:
22 × 3 × 11 × 126532
(2 × 2 × 3 × 11 × 12653 × 12653)See below for interesting mathematical facts about the number 21132989988 from the Numbermatics database.
Names of 21132989988
- Cardinal: 21132989988 can be written as Twenty-one billion, one hundred thirty-two million, nine hundred eighty-nine thousand, nine hundred eighty-eight.
Scientific notation
- Scientific notation: 2.1132989988 × 1010
Factors of 21132989988
Divisors of 21132989988
- Number of divisors d(n): 36
- Complete list of divisors:
- Sum of all divisors σ(n): 53797317168
- Sum of proper divisors (its aliquot sum) s(n): 32664327180
- 21132989988 is an abundant number, because the sum of its proper divisors (32664327180) is greater than itself. Its abundance is 11531337192
Bases of 21132989988
- Binary: 100111010111001111111010110001001002
- Hexadecimal: 0x4EB9FD624
- Base-36: 9PI1BFO
Squares and roots of 21132989988
- 21132989988 squared (211329899882) is 446603265832908240144
- 21132989988 cubed (211329899883) is 9438062345454952319885851678272
-
The
square root of 21132989988 is 145371.9023332913 -
The
cube root of 21132989988 is 2764.7358823917
Scales and comparisons
How big is 21132989988?- 21,132,989,988 seconds is equal to 671 years, 50 weeks, 18 hours, 59 minutes, 48 seconds.
-
To count from 1 to 21,132,989,988 would take you about one thousand, three hundred forty-three 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 21132989988 cubic inches would be around 230.4 feet tall.
Recreational maths with 21132989988
- 21132989988 backwards is 88998923112
- The number of decimal digits it has is: 11
- The sum of 21132989988's digits is 60
- More coming soon!
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The information we have on file for 21132989988 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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