20394126720
20,394,126,720 is an even composite number composed of six prime numbers multiplied together.
20394126720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20394126720:
27 × 32 × 5 × 11 × 109 × 2953
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 109 × 2953)See below for interesting mathematical facts about the number 20394126720 from the Numbermatics database.
Names of 20394126720
- Cardinal: 20394126720 can be written as Twenty billion, three hundred ninety-four million, one hundred twenty-six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.039412672 × 1010
Factors of 20394126720
Divisors of 20394126720
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 109 110 120 128 132 144 160 165 176 180 192 198 218 220 240 264 288 320 327 330 352 360 384 396 436 440 480 495 528 545 576 640 654 660 704 720 792 872 880 960 981 990 1056 1090 1152 1199 1308 1320 1408 1440 1584 1635 1744 1760 1920 1962 1980 2112 2180 2398 2616 2640 2880 2953 3168 3270 3488 3520 3597 3924 3960 4224 4360 4796 4905 5232 5280 5760 5906 5995 6336 6540 6976 7040 7194 7848 7920 8720 8859 9592 9810 10464 10560 10791 11812 11990 12672 13080 13952 14388 14765 15696 15840 17440 17718 17985 19184 19620 20928 21120 21582 23624 23980 26160 26577 28776 29530 31392 31680 32483 34880 35436 35970 38368 39240 41856 43164 44295 47248 47960 52320 53154 53955 57552 59060 62784 63360 64966 69760 70872 71940 76736 78480 86328 88590 94496 95920 97449 104640 106308 107910 115104 118120 125568 129932 132885 141744 143880 153472 156960 162415 172656 177180 188992 191840 194898 209280 212616 215820 230208 236240 259864 265770 283488 287760 292347 313920 321877 324830 345312 354360 377984 383680 389796 425232 431640 460416 472480 487245 519728 531540 566976 575520 584694 627840 643754 649660 690624 708720 767360 779592 850464 863280 944960 965631 974490 1039456 1063080 1133952 1151040 1169388 1287508 1299320 1381248 1417440 1461735 1559184 1609385 1700928 1726560 1889920 1931262 1948980 2078912 2126160 2302080 2338776 2575016 2598640 2834880 2896893 2923470 3118368 3218770 3401856 3453120 3540647 3862524 3897960 4157824 4252320 4677552 4828155 5150032 5197280 5669760 5793786 5846940 6236736 6437540 6906240 7081294 7725048 7795920 8504640 9355104 9656310 10300064 10394560 10621941 11587572 11693880 12473472 12875080 14162588 14484465 15450096 15591840 17009280 17703235 18710208 19312620 20600128 20789120 21243882 23175144 23387760 25750160 28325176 28968930 30900192 31183680 31865823 35406470 37420416 38625240 41200256 42487764 46350288 46775520 51500320 53109705 56650352 57937860 61800384 62367360 63731646 70812940 77250480 84975528 92700576 93551040 103000640 106219410 113300704 115875720 123600768 127463292 141625880 154500960 159329115 169951056 185401152 187102080 206001280 212438820 226601408 231751440 254926584 283251760 309001920 318658230 339902112 370802304 424877640 453202816 463502880 509853168 566503520 618003840 637316460 679804224 849755280 927005760 1019706336 1133007040 1274632920 1359608448 1699510560 1854011520 2039412672 2266014080 2549265840 3399021120 4078825344 5098531680 6798042240 10197063360 20394126720
- Sum of all divisors σ(n): 77556679200
- Sum of proper divisors (its aliquot sum) s(n): 57162552480
- 20394126720 is an abundant number, because the sum of its proper divisors (57162552480) is greater than itself. Its abundance is 36768425760
Bases of 20394126720
- Binary: 100101111111001010110101101100000002
- Hexadecimal: 0x4BF95AD80
- Base-36: 9DA4WW0
Squares and roots of 20394126720
- 20394126720 squared (203941267202) is 415920404671417958400
- 20394126720 cubed (203941267203) is 8482333438302577805693288448000
-
The
square root of 20394126720 is 142808.0064982353 -
The
cube root of 20394126720 is 2732.1321667833
Scales and comparisons
How big is 20394126720?- 20,394,126,720 seconds is equal to 648 years, 24 weeks, 3 days, 3 hours, 12 minutes.
-
To count from 1 to 20,394,126,720 would take you about one thousand, two hundred ninety-six 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 20394126720 cubic inches would be around 227.7 feet tall.
Recreational maths with 20394126720
- 20394126720 backwards is 02762149302
- 20394126720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20394126720's digits is 36
- More coming soon!
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