21513830204720
21,513,830,204,720 is an even composite number composed of six prime numbers multiplied together.
21513830204720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 21513830204720:
24 × 5 × 73 × 193 × 151 × 757
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 19 × 19 × 19 × 151 × 757)See below for interesting mathematical facts about the number 21513830204720 from the Numbermatics database.
Names of 21513830204720
- Cardinal: 21513830204720 can be written as Twenty-one trillion, five hundred thirteen billion, eight hundred thirty million, two hundred four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.151383020472 × 1013
Factors of 21513830204720
Divisors of 21513830204720
- Number of divisors d(n): 640
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 49 56 70 76 80 95 98 112 133 140 151 152 190 196 245 266 280 302 304 343 361 380 392 490 532 560 604 665 686 722 755 757 760 784 931 980 1057 1064 1208 1330 1372 1444 1510 1514 1520 1715 1805 1862 1960 2114 2128 2416 2527 2660 2744 2869 2888 3020 3028 3430 3610 3724 3785 3920 4228 4655 5054 5285 5299 5320 5488 5738 5776 6040 6056 6517 6859 6860 7220 7399 7448 7570 8456 9310 10108 10570 10598 10640 11476 12080 12112 12635 13034 13718 13720 14345 14383 14440 14798 14896 15140 16912 17689 18620 20083 20216 21140 21196 22952 25270 26068 26495 27436 27440 28690 28766 28880 29596 30280 32585 34295 35378 36995 37093 37240 40166 40432 42280 42392 45904 48013 50540 51793 52136 52990 54511 54872 57380 57532 59192 60560 65170 68590 70756 71915 73990 74186 74480 80332 84560 84784 88445 96026 100415 100681 101080 103586 104272 105980 109022 109744 114307 114760 115064 118384 123823 130340 137180 140581 141512 143830 147980 148372 160664 176890 185465 192052 200830 201362 202160 207172 211960 218044 228614 229520 230128 240065 247646 258965 259651 260680 272555 273277 274360 281162 283024 287660 295960 296744 321328 336091 353780 370930 381577 384104 401660 402724 414344 423920 436088 457228 480130 495292 503405 517930 519302 521360 545110 546554 548720 562324 571535 575320 591920 593488 619115 672182 702905 704767 707560 741860 763154 768208 800149 803320 805448 828688 872176 914456 960260 984067 990584 1006810 1035709 1035860 1038604 1090220 1093108 1124648 1143070 1150640 1238230 1298255 1344364 1366385 1405810 1409534 1415120 1483720 1526308 1600298 1606640 1610896 1680455 1828912 1907885 1912939 1920520 1968134 1981168 2013620 2071418 2071720 2077208 2171833 2180440 2186216 2249296 2286140 2352637 2476460 2596510 2671039 2688728 2732770 2811620 2819068 2967440 3052616 3200596 3360910 3523835 3815770 3825878 3841040 3936268 4000745 4027240 4142836 4143440 4154416 4343666 4360880 4372432 4572280 4705274 4920335 4933369 4952920 5178545 5192263 5193020 5342078 5377456 5465540 5601043 5623240 5638136 6105232 6401192 6721820 7047670 7249963 7631540 7651756 7872536 8001490 8054480 8285672 8687332 9144560 9410548 9564695 9840670 9866738 9905840 10357090 10384526 10386040 10684156 10859165 10931080 11202086 11246480 11276272 11763185 12802384 13355195 13390573 13443640 14095340 14499926 15202831 15263080 15303512 15745072 16002980 16571344 17374664 18697273 18821096 19129390 19681340 19733476 20714180 20769052 20772080 21368312 21718330 21862160 22404172 23526370 24666845 25961315 26710390 26781146 26887280 28005215 28190680 28999852 30405662 30526160 30607024 32005960 34749328 36249815 36345841 37394546 37642192 38258780 39207301 39362680 39466952 41264827 41428360 41538104 42736624 43436660 44808344 47052740 49333690 50749741 51922630 53420780 53562292 56010430 56381360 57999704 60811324 64011920 66952865 72499630 72691682 74789092 76014155 76517560 78414602 78725360 78933904 82529654 82856720 83076208 86873320 89616688 93486365 93734011 94105480 98667380 101499482 103845260 106419817 106841560 107124584 112020860 115999408 121622648 133905730 144999260 145383364 149578184 152028310 153035120 156829204 165059308 173746640 181729205 186972730 187468022 188210960 196036505 197334760 202998964 206324135 207690520 212839634 213683120 214249168 224041720 243245296 253748705 254420887 267811460 288853789 289998520 290766728 299156368 304056620 313658408 330118616 355248187 363458410 373945460 374936044 392073010 394669520 405997928 412648270 415381040 425679268 448083440 468670055 507497410 508841774 532099085 535622920 577707578 579997040 581533456 608113240 627316816 660237232 710496374 726916820 744938719 747890920 749872088 784031713 784146020 811995856 825296540 851358536 937340110 1014994820 1017683548 1064198170 1071245840 1155415156 1216226480 1272104435 1420992748 1444268945 1453833640 1489877438 1495781840 1499744176 1568063426 1568292040 1650593080 1702717072 1776240935 1780946209 1874680220 2021976523 2029989640 2035367096 2128396340 2310830312 2544208870 2841985496 2888537890 2907667280 2979754876 3136126852 3136584080 3301186160 3552481870 3561892418 3724693595 3749360440 3920158565 4043953046 4059979280 4070734192 4256792680 4621660624 5088417740 5488221991 5683970992 5777075780 5959509752 6272253704 7104963740 7123784836 7449387190 7498720880 7840317130 8087906092 8513585360 8904731045 10109882615 10176835480 10976443982 11554151560 11919019504 12544507408 14153835661 14209927480 14247569672 14898774380 15680634260 16175812184 17809462090 20219765230 20353670960 21952887964 23108303120 27441109955 28307671322 28419854960 28495139344 29797548760 31361268520 32351624368 35618924180 38417553937 40439530460 43905775928 54882219910 56615342644 59595097520 62722537040 70769178305 71237848360 76835107874 80879060920 87811551856 109764439820 113230685288 141538356610 142475696720 153670215748 161758121840 192087769685 219528879640 226461370576 268922877559 283076713220 307340431496 384175539370 439057759280 537845755118 566153426440 614680862992 768351078740 1075691510236 1132306852880 1344614387795 1536702157480 2151383020472 2689228775590 3073404314960 4302766040944 5378457551180 10756915102360 21513830204720
- Sum of all divisors σ(n): 62061789696000
- Sum of proper divisors (its aliquot sum) s(n): 40547959491280
- 21513830204720 is an abundant number, because the sum of its proper divisors (40547959491280) is greater than itself. Its abundance is 19034129286560
Bases of 21513830204720
- Binary: 1001110010001000101000011010100000101001100002
- Hexadecimal: 0x139114350530
- Base-36: 7MJBF173K
Squares and roots of 21513830204720
- 21513830204720 squared (215138302047202) is 462844890077522597110278400
- 21513830204720 cubed (215138302047203) is 9957566376250113872059446830688194048000
-
The
square root of 21513830204720 is 4638300.3573205563 -
The
cube root of 21513830204720 is 27812.4498714045
Scales and comparisons
How big is 21513830204720?- 21,513,830,204,720 seconds is equal to 684,073 years, 13 weeks, 1 day, 9 hours, 45 minutes, 20 seconds.
-
To count from 1 to 21,513,830,204,720 would take you about one million, seven hundred ten thousand, one hundred eighty-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 21513830204720 cubic inches would be around 2317.7 feet tall.
Recreational maths with 21513830204720
- 21513830204720 backwards is 02740203831512
- 21513830204720 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21513830204720's digits is 38
- More coming soon!
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