21424056720
21,424,056,720 is an even composite number composed of seven prime numbers multiplied together.
21424056720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21424056720:
24 × 3 × 5 × 112 × 37 × 127 × 157
(2 × 2 × 2 × 2 × 3 × 5 × 11 × 11 × 37 × 127 × 157)See below for interesting mathematical facts about the number 21424056720 from the Numbermatics database.
Names of 21424056720
- Cardinal: 21424056720 can be written as Twenty-one billion, four hundred twenty-four million, fifty-six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.142405672 × 1010
Factors of 21424056720
Divisors of 21424056720
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 37 40 44 48 55 60 66 74 80 88 110 111 120 121 127 132 148 157 165 176 185 220 222 240 242 254 264 296 314 330 363 370 381 407 440 444 471 484 508 528 555 592 605 628 635 660 726 740 762 785 814 880 888 942 968 1016 1110 1210 1221 1256 1270 1320 1397 1452 1480 1524 1570 1628 1727 1776 1815 1884 1905 1936 2032 2035 2220 2355 2420 2442 2512 2540 2640 2794 2904 2960 3048 3140 3256 3454 3630 3768 3810 4070 4191 4440 4477 4699 4710 4840 4884 5080 5181 5588 5808 5809 6096 6105 6280 6512 6908 6985 7260 7536 7620 8140 8382 8635 8880 8954 9398 9420 9680 9768 10160 10362 11176 11618 12210 12560 13431 13816 13970 14097 14520 15240 15367 16280 16764 17270 17427 17908 18796 18840 18997 19536 19939 20724 20955 22352 22385 23236 23495 24420 25905 26862 27632 27940 28194 29040 29045 30480 30734 32560 33528 34540 34854 35816 37592 37680 37994 39878 41448 41910 44770 46101 46472 46990 48840 51689 51810 53724 55880 56388 56991 58090 59817 61468 63899 67056 67155 69080 69708 70485 71632 75184 75988 76835 79756 82896 83820 87135 89540 92202 92944 93980 94985 97680 99695 103378 103620 107448 111760 112776 113982 116180 119634 122936 127798 134310 138160 139416 140970 151976 153670 155067 159512 167640 174270 179080 184404 187960 189970 191697 199390 206756 207240 214896 219329 225552 227964 230505 232360 239268 245872 255596 258445 268620 278832 281940 284955 299085 303952 307340 310134 319024 319495 335280 348540 358160 368808 375920 379940 383394 398780 413512 414480 438658 455928 461010 464720 478536 511192 516890 537240 563880 568579 569910 598170 614680 620268 638990 657987 697080 702889 737616 737743 759880 766788 775335 797560 827024 877316 911856 922020 957072 958485 1022384 1033780 1074480 1096645 1127760 1137158 1139820 1196340 1229360 1240536 1277980 1315974 1394160 1405778 1475486 1519760 1533576 1550670 1595120 1705737 1754632 1844040 1916970 2067560 2108667 2193290 2213229 2274316 2279640 2392680 2412619 2481072 2555960 2631948 2811556 2842895 2950972 3067152 3101340 3289935 3411474 3509264 3514445 3688080 3688715 3833940 4135120 4217334 4386580 4426458 4548632 4559280 4785360 4825238 5111920 5263896 5623112 5685790 5901944 6202680 6579870 6822948 7028890 7237857 7377430 7667880 8115173 8434668 8528685 8773160 8852916 9097264 9650476 10527792 10543335 11066145 11246224 11371580 11803888 12063095 12405360 13159740 13645896 14057780 14475714 14754860 15335760 16230346 16869336 17057370 17546320 17705832 19300952 21086670 22132290 22743160 24126190 24345519 26319480 27291792 28115560 28951428 29509720 32460692 33738672 34114740 35411664 36189285 38601904 40575865 42173340 44264580 45486320 48252380 48691038 52638960 56231120 57902856 59019440 64921384 68229480 72378570 81151730 84346680 88529160 89266903 96504760 97382076 115805712 121727595 129842768 136458960 144757140 162303460 168693360 177058320 178533806 193009520 194764152 243455190 267800709 289514280 324606920 357067612 389528304 446334515 486910380 535601418 579028560 649213840 714135224 892669030 973820760 1071202836 1339003545 1428270448 1785338060 1947641520 2142405672 2678007090 3570676120 4284811344 5356014180 7141352240 10712028360 21424056720
- Sum of all divisors σ(n): 76045799424
- Sum of proper divisors (its aliquot sum) s(n): 54621742704
- 21424056720 is an abundant number, because the sum of its proper divisors (54621742704) is greater than itself. Its abundance is 33197685984
Bases of 21424056720
- Binary: 100111111001111100100101001100100002
- Hexadecimal: 0x4FCF92990
- Base-36: 9UBBVYO
Squares and roots of 21424056720
- 21424056720 squared (214240567202) is 458990206341777158400
- 21424056720 cubed (214240567203) is 9833432214590737547162024448000
-
The
square root of 21424056720 is 146369.5894644785 -
The
cube root of 21424056720 is 2777.3710426027
Scales and comparisons
How big is 21424056720?- 21,424,056,720 seconds is equal to 681 years, 11 weeks, 2 days, 14 hours, 52 minutes.
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To count from 1 to 21,424,056,720 would take you about one thousand, three hundred sixty-two 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 21424056720 cubic inches would be around 231.4 feet tall.
Recreational maths with 21424056720
- 21424056720 backwards is 02765042412
- 21424056720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21424056720's digits is 33
- More coming soon!
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