20996408790
20,996,408,790 is an even composite number composed of seven prime numbers multiplied together.
20996408790 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 20996408790:
2 × 33 × 5 × 7 × 17 × 673 × 971
(2 × 3 × 3 × 3 × 5 × 7 × 17 × 673 × 971)See below for interesting mathematical facts about the number 20996408790 from the Numbermatics database.
Names of 20996408790
- Cardinal: 20996408790 can be written as Twenty billion, nine hundred ninety-six million, four hundred eight thousand, seven hundred ninety.
Scientific notation
- Scientific notation: 2.099640879 × 1010
Factors of 20996408790
Divisors of 20996408790
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 17 18 21 27 30 34 35 42 45 51 54 63 70 85 90 102 105 119 126 135 153 170 189 210 238 255 270 306 315 357 378 459 510 595 630 673 714 765 918 945 971 1071 1190 1346 1530 1785 1890 1942 2019 2142 2295 2913 3213 3365 3570 4038 4590 4711 4855 5355 5826 6057 6426 6730 6797 8739 9422 9710 10095 10710 11441 12114 13594 14133 14565 16065 16507 17478 18171 20190 20391 22882 23555 26217 28266 29130 30285 32130 33014 33985 34323 36342 40782 42399 43695 47110 49521 52434 57205 60570 61173 67970 68646 70665 80087 82535 84798 87390 90855 99042 101955 102969 114410 115549 122346 127197 131085 141330 148563 160174 165070 171615 181710 183519 203910 205938 211995 231098 240261 247605 254394 262170 297126 305865 308907 343230 346647 367038 400435 423990 445689 480522 495210 514845 577745 611730 617814 635985 653483 693294 720783 742815 800870 891378 917595 1029690 1039941 1155490 1201305 1271970 1306966 1441566 1485630 1544535 1733235 1835190 1960449 2079882 2162349 2228445 2402610 3089070 3119823 3267415 3466470 3603915 3920898 4324698 4456890 4574381 5199705 5881347 6239646 6534830 7207830 9148762 9802245 10399410 10811745 11109211 11762694 13723143 15599115 17644041 19604490 21623490 22218422 22871905 27446286 29406735 31198230 33327633 35288082 41169429 45743810 55546055 58813470 66655266 68615715 77764477 82338858 88220205 99982899 111092110 123508287 137231430 155528954 166638165 176440410 199965798 205847145 233293431 247016574 299948697 333276330 388822385 411694290 466586862 499914495 599897394 617541435 699880293 777644770 999828990 1166467155 1235082870 1399760586 1499743485 2099640879 2332934310 2999486970 3499401465 4199281758 6998802930 10498204395 20996408790
- Sum of all divisors σ(n): 67923671040
- Sum of proper divisors (its aliquot sum) s(n): 46927262250
- 20996408790 is an abundant number, because the sum of its proper divisors (46927262250) is greater than itself. Its abundance is 25930853460
Bases of 20996408790
- Binary: 100111000110111101111000101110101102
- Hexadecimal: 0x4E37BC5D6
- Base-36: 9N8PWPI
Squares and roots of 20996408790
- 20996408790 squared (209964087902) is 440849182076789264100
- 20996408790 cubed (209964087903) is 9256249641621408559726871439000
-
The
square root of 20996408790 is 144901.3760804223 -
The
cube root of 20996408790 is 2758.7668995413
Scales and comparisons
How big is 20996408790?- 20,996,408,790 seconds is equal to 667 years, 32 weeks, 1 day, 23 hours, 46 minutes, 30 seconds.
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To count from 1 to 20,996,408,790 would take you about one thousand, three hundred thirty-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 20996408790 cubic inches would be around 229.9 feet tall.
Recreational maths with 20996408790
- 20996408790 backwards is 09780469902
- 20996408790 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20996408790's digits is 54
- More coming soon!
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