21321347472
21,321,347,472 is an even composite number composed of four prime numbers multiplied together.
21321347472 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred divisors.
Prime factorization of 21321347472:
24 × 34 × 293 × 56149
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 293 × 56149)See below for interesting mathematical facts about the number 21321347472 from the Numbermatics database.
Names of 21321347472
- Cardinal: 21321347472 can be written as Twenty-one billion, three hundred twenty-one million, three hundred forty-seven thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.1321347472 × 1010
Factors of 21321347472
Divisors of 21321347472
- Number of divisors d(n): 100
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 293 324 432 586 648 879 1172 1296 1758 2344 2637 3516 4688 5274 7032 7911 10548 14064 15822 21096 23733 31644 42192 47466 56149 63288 94932 112298 126576 168447 189864 224596 336894 379728 449192 505341 673788 898384 1010682 1347576 1516023 2021364 2695152 3032046 4042728 4548069 6064092 8085456 9096138 12128184 16451657 18192276 24256368 32903314 36384552 49354971 65806628 72769104 98709942 131613256 148064913 197419884 263226512 296129826 394839768 444194739 592259652 789679536 888389478 1184519304 1332584217 1776778956 2369038608 2665168434 3553557912 5330336868 7107115824 10660673736 21321347472
- Sum of all divisors σ(n): 61921883100
- Sum of proper divisors (its aliquot sum) s(n): 40600535628
- 21321347472 is an abundant number, because the sum of its proper divisors (40600535628) is greater than itself. Its abundance is 19279188156
Bases of 21321347472
- Binary: 100111101101101100111110001100100002
- Hexadecimal: 0x4F6D9F190
- Base-36: 9SM6H00
Squares and roots of 21321347472
- 21321347472 squared (213213474722) is 454599858021760790784
- 21321347472 cubed (213213474723) is 9692681533603828357571159298048
-
The
square root of 21321347472 is 146018.3121118717 -
The
cube root of 21321347472 is 2772.9255918423
Scales and comparisons
How big is 21321347472?- 21,321,347,472 seconds is equal to 677 years, 49 weeks, 3 days, 20 hours, 31 minutes, 12 seconds.
-
To count from 1 to 21,321,347,472 would take you about one thousand, three hundred fifty-five 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 21321347472 cubic inches would be around 231.1 feet tall.
Recreational maths with 21321347472
- 21321347472 backwards is 27474312312
- 21321347472 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21321347472's digits is 36
- More coming soon!
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The information we have on file for 21321347472 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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