21024313940
21,024,313,940 is an even composite number composed of five prime numbers multiplied together.
21024313940 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 21024313940:
22 × 5 × 7 × 6991 × 21481
(2 × 2 × 5 × 7 × 6991 × 21481)See below for interesting mathematical facts about the number 21024313940 from the Numbermatics database.
Names of 21024313940
- Cardinal: 21024313940 can be written as Twenty-one billion, twenty-four million, three hundred thirteen thousand, nine hundred forty.
Scientific notation
- Scientific notation: 2.102431394 × 1010
Factors of 21024313940
Divisors of 21024313940
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 70 140 6991 13982 21481 27964 34955 42962 48937 69910 85924 97874 107405 139820 150367 195748 214810 244685 300734 429620 489370 601468 751835 978740 1503670 3007340 150173671 300347342 600694684 750868355 1051215697 1501736710 2102431394 3003473420 4204862788 5256078485 10512156970 21024313940
- Sum of all divisors σ(n): 50467920384
- Sum of proper divisors (its aliquot sum) s(n): 29443606444
- 21024313940 is an abundant number, because the sum of its proper divisors (29443606444) is greater than itself. Its abundance is 8419292504
Bases of 21024313940
- Binary: 100111001010010010110010010010101002
- Hexadecimal: 0x4E5259254
- Base-36: 9NPC0GK
Squares and roots of 21024313940
- 21024313940 squared (210243139402) is 442021776647678323600
- 21024313940 cubed (210243139403) is 9293204600557349847499310984000
-
The
square root of 21024313940 is 144997.6342565629 -
The
cube root of 21024313940 is 2759.9885326485
Scales and comparisons
How big is 21024313940?- 21,024,313,940 seconds is equal to 668 years, 26 weeks, 2 days, 23 hours, 12 minutes, 20 seconds.
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To count from 1 to 21,024,313,940 would take you about one thousand, three hundred thirty-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 21024313940 cubic inches would be around 230 feet tall.
Recreational maths with 21024313940
- 21024313940 backwards is 04931342012
- The number of decimal digits it has is: 11
- The sum of 21024313940's digits is 29
- More coming soon!
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The information we have on file for 21024313940 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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