20742728880
20,742,728,880 is an even composite number composed of five prime numbers multiplied together.
20742728880 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 20742728880:
24 × 3 × 5 × 197 × 438721
(2 × 2 × 2 × 2 × 3 × 5 × 197 × 438721)See below for interesting mathematical facts about the number 20742728880 from the Numbermatics database.
Names of 20742728880
- Cardinal: 20742728880 can be written as Twenty billion, seven hundred forty-two million, seven hundred twenty-eight thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.074272888 × 1010
Factors of 20742728880
Divisors of 20742728880
- Number of divisors d(n): 80
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 197 240 394 591 788 985 1182 1576 1970 2364 2955 3152 3940 4728 5910 7880 9456 11820 15760 23640 47280 438721 877442 1316163 1754884 2193605 2632326 3509768 4387210 5264652 6580815 7019536 8774420 10529304 13161630 17548840 21058608 26323260 35097680 52646520 86428037 105293040 172856074 259284111 345712148 432140185 518568222 691424296 864280370 1037136444 1296420555 1382848592 1728560740 2074272888 2592841110 3457121480 4148545776 5185682220 6914242960 10371364440 20742728880
- Sum of all divisors σ(n): 64629015264
- Sum of proper divisors (its aliquot sum) s(n): 43886286384
- 20742728880 is an abundant number, because the sum of its proper divisors (43886286384) is greater than itself. Its abundance is 23143557504
Bases of 20742728880
- Binary: 100110101000101110011101100101100002
- Hexadecimal: 0x4D45CECB0
- Base-36: 9J1OO1C
Squares and roots of 20742728880
- 20742728880 squared (207427288802) is 430260801389186054400
- 20742728880 cubed (207427288803) is 8924783150907413690296131072000
-
The
square root of 20742728880 is 144023.3622715425 -
The
cube root of 20742728880 is 2747.6113199267
Scales and comparisons
How big is 20742728880?- 20,742,728,880 seconds is equal to 659 years, 28 weeks, 5 days, 21 hours, 8 minutes.
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To count from 1 to 20,742,728,880 would take you about one thousand, three hundred nineteen 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 20742728880 cubic inches would be around 229 feet tall.
Recreational maths with 20742728880
- 20742728880 backwards is 08882724702
- 20742728880 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20742728880's digits is 48
- More coming soon!
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The information we have on file for 20742728880 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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