21128127200
21,128,127,200 is an even composite number composed of five prime numbers multiplied together.
21128127200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21128127200:
25 × 52 × 73 × 331 × 1093
(2 × 2 × 2 × 2 × 2 × 5 × 5 × 73 × 331 × 1093)See below for interesting mathematical facts about the number 21128127200 from the Numbermatics database.
Names of 21128127200
- Cardinal: 21128127200 can be written as Twenty-one billion, one hundred twenty-eight million, one hundred twenty-seven thousand, two hundred.
Scientific notation
- Scientific notation: 2.11281272 × 1010
Factors of 21128127200
Divisors of 21128127200
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 16 20 25 32 40 50 73 80 100 146 160 200 292 331 365 400 584 662 730 800 1093 1168 1324 1460 1655 1825 2186 2336 2648 2920 3310 3650 4372 5296 5465 5840 6620 7300 8275 8744 10592 10930 11680 13240 14600 16550 17488 21860 24163 26480 27325 29200 33100 34976 43720 48326 52960 54650 58400 66200 79789 87440 96652 109300 120815 132400 159578 174880 193304 218600 241630 264800 319156 361783 386608 398945 437200 483260 604075 638312 723566 773216 797890 874400 966520 1208150 1276624 1447132 1595780 1808915 1933040 1994725 2416300 2553248 2894264 3191560 3617830 3866080 3989450 4832600 5788528 6383120 7235660 7978900 9044575 9665200 11577056 12766240 14471320 15957800 18089150 19330400 26410159 28942640 31915600 36178300 52820318 57885280 63831200 72356600 105640636 132050795 144713200 211281272 264101590 289426400 422562544 528203180 660253975 845125088 1056406360 1320507950 2112812720 2641015900 4225625440 5282031800 10564063600 21128127200
- Sum of all divisors σ(n): 52491546576
- Sum of proper divisors (its aliquot sum) s(n): 31363419376
- 21128127200 is an abundant number, because the sum of its proper divisors (31363419376) is greater than itself. Its abundance is 10235292176
Bases of 21128127200
- Binary: 100111010110101010110100010111000002
- Hexadecimal: 0x4EB55A2E0
- Base-36: 9PF53A8
Squares and roots of 21128127200
- 21128127200 squared (211281272002) is 446397758979379840000
- 21128127200 cubed (211281272003) is 9431548633511279436635648000000
-
The
square root of 21128127200 is 145355.1760344295 -
The
cube root of 21128127200 is 2764.5238070881
Scales and comparisons
How big is 21128127200?- 21,128,127,200 seconds is equal to 671 years, 42 weeks, 12 hours, 13 minutes, 20 seconds.
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To count from 1 to 21,128,127,200 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 21128127200 cubic inches would be around 230.4 feet tall.
Recreational maths with 21128127200
- 21128127200 backwards is 00272182112
- The number of decimal digits it has is: 11
- The sum of 21128127200's digits is 26
- More coming soon!
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The information we have on file for 21128127200 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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