21648947982480

Names of 21648947982480

• Cardinal: 21648947982480 can be written as Twenty-one trillion, six hundred forty-eight billion, nine hundred forty-seven million, nine hundred eighty-two thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.164894798248 × 10¹³

Factors of 21648947982480

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 6800

Divisors of 21648947982480

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 35 36 39 40 42 45 48 52 54 56 60 63 65 70 72 78 80 84 90 91 104 105 108 112 117 120 126 130 135 140 144 156 168 169 180 182 189 195 208 210 216 234 240 252 260 270 273 280 312 315 336 338 351 360 364 378 390 420 432 455 468 504 507 520 540 546 560 585 624 630 676 702 720 728 756 780 819 840 845 910 936 945 1008 1014 1040 1080 1092 1170 1183 1260 1352 1365 1404 1456 1512 1521 1560 1638 1657 1680 1690 1755 1820 1872 1890 2028 2160 2184 2340 2366 2457 2520 2535 2704 2730 2808 3024 3042 3120 3276 3314 3380 3510 3549 3640 3780 4056 4095 4368 4563 4680 4732 4914 4971 5040 5070 5113 5460 5616 5915 6084 6552 6628 6760 7020 7098 7280 7560 7605 8112 8190 8285 9126 9360 9464 9828 9942 10140 10226 10647 10920 11599 11830 12168 12285 13104 13256 13520 14040 14196 14913 15120 15210 15339 16380 16570 17745 18252 18928 19656 19884 20280 20452 21294 21541 21840 22815 23198 23660 24336 24570 24855 25565 26512 28080 28392 29826 30420 30678 31941 32760 33140 34797 35490 35791 36504 39312 39768 40560 40904 42588 43082 44739 45630 46017 46396 47320 49140 49710 51130 53235 56784 57995 59652 60840 61356 63882 64623 65520 66280 66469 69594 70980 71582 73008 74565 76695 79536 81808 85176 86164 89478 91260 92034 92792 94640 98280 99420 102260 104391 106470 107373 107705 115990 119304 121680 122712 127764 129246 132560 132938 138051 139188 141960 143164 149130 150787 153390 159705 170352 172328 173985 178955 178956 182520 184068 185584 193869 196560 198840 199407 204520 208782 212940 214746 215410 223695 230085 231980 238608 245424 255528 258492 265876 276102 278376 280033 283920 286328 298260 301574 306780 313173 319410 322119 323115 332345 344656 347970 357910 357912 365040 368136 387738 397680 398814 409040 417564 425880 429492 430820 447390 452361 460170 463960 465283 511056 516984 521955 531752 536865 552204 556752 560066 572656 581607 596520 598221 603148 613560 626346 638820 644238 646230 664690 690255 695940 715820 715824 736272 753935 775476 797628 835128 840099 851760 858984 861640 864097 894780 904722 920340 927920 930566 966357 969345 997035 1033968 1043910 1063504 1073730 1104408 1120132 1163214 1193040 1196442 1206296 1227120 1252692 1277640 1288476 1292460 1329380 1357083 1380510 1391880 1395849 1400165 1431640 1507870 1550952 1565865 1595256 1610595 1670256 1680198 1717968 1723280 1728194 1789560 1794663 1809444 1840680 1861132 1932714 1938690 1960231 1994070 2087820 2147460 2208816 2240264 2261805 2326415 2326428 2392884 2412592 2505384 2520297 2555280 2576952 2584920 2592291 2658760 2714166 2761020 2783760 2791698 2800330 2863280 2908035 2991105 3015740 3101904 3131730 3190512 3221190 3360396 3456388 3579120 3589326 3618888 3681360 3722264 3865428 3877380 3920462 3988140 4071249 4175640 4187547 4200495 4294920 4320485 4480528 4523610 4652830 4652856 4785768 4831785 5010768 5040594 5153904 5169840 5184582 5317520 5428332 5522040 5583396 5600660 5816070 5880693 5982210 6031480 6048679 6263460 6442380 6720792 6785415 6912776 6979245 7178652 7237776 7444528 7560891 7730856 7754760 7776873 7840924 7976280 8142498 8351280 8375094 8400990 8472241 8589840 8640970 8973315 9047220 9305660 9305712 9571536 9663570 9801155 10081188 10369164 10856664 11044080 11166792 11201320 11632140 11761386 11964420 12062960 12097358 12526920 12562641 12601485 12884760 12961455 13441584 13570830 13825552 13958490 14357304 15121782 15461712 15509520 15553746 15681848 15952560 16284996 16750188 16801980 16944482 17281940 17642079 17946630 18094440 18146037 18611320 19327140 19602310 20162376 20356245 20738328 20937735 21713328 22333584 22402640 23264280 23330619 23522772 23928840 24194716 25053840 25125282 25202970 25416723 25769520 25922910 27141660 27916980 28714608 29403465 30243395 30243564 31107492 31363696 32569992 33500376 33603960 33888964 34563880 35284158 35893260 36188880 36292074 37222640 37804455 38654280 38884365 39204620 40324752 40712490 41476656 41875470 42361205 46528560 46661238 47045544 47857680 48389432 50250564 50405940 50833446 51845820 52926237 54283320 54438111 55833960 58806930 59305687 60486790 60487128 62214984 62813205 65139984 67000752 67207920 67777928 69127760 70568316 71786520 72584148 75608910 76250169 77308560 77768730 78409240 81424980 83750940 84722410 88210395 90730185 93322476 94091088 96778864 100501128 100811880 101666892 103691640 105852474 108566640 108876222 110139133 111667920 116653095 117613860 118611374 120973580 120974256 124429968 125626410 127083615 135555856 141136632 143573040 145168296 151217820 152500338 155537460 156818480 162849960 163314333 167501880 169444820 176420790 177917061 181460370 186644952 201002256 201623760 203333784 207383280 211704948 217752444 220278266 228750507 233306190 235227720 237222748 241947160 251252820 254167230 264631185 272190555 282273264 290336592 296528435 302435640 305000676 311074920 325699920 326628666 330417399 335003760 338889640 352841580 355834122 362920740 373289904 381250845 406667568 423409896 435504888 440556532 457501014 466612380 470455440 474445496 483894320 502505640 508334460 529262370 533751183 544381110 550695665 593056870 604871280 610001352 622149840 653257332 660834798 677779280 705683160 711668244 725841480 762501690 770973931 816571665 846819792 871009776 881113064 889585305 915002028 933224760 948890992 991252197 1005011280 1016668920 1058524740 1067502366 1088762220 1101391330 1143752535 1186113740 1220002704 1306514664 1321669596 1411366320 1423336488 1431808729 1451682960 1525003380 1541947862 1601253549 1633143330 1652086995 1762226128 1779170610 1830004056 1866449520 1982504394 2033337840 2117049480 2135004732 2177524440 2202782660 2287505070 2312921793 2372227480 2613029328 2643339192 2668755915 2846672976 2863617458 2973756591 3050006760 3083895724 3202507098 3266286660 3304173990 3558341220 3660008112 3854869655 3965008788 4234098960 4270009464 4295426187 4355048880 4405565320 4575010140 4625843586 4744454960 4956260985 5286678384 5337511830 5727234916 5947513182 6100013520 6167791448 6405014196 6532573320 6608347980 6938765379 7116682440 7159043645 7709739310 7930017576 8006267745 8540018928 8590852374 8811130640 9150020280 9251687172 9912521970 10022661103 10675023660 11454469832 11564608965 11895026364 12335582896 12810028392 12886278561 13065146640 13216695960 13877530758 14233364880 14318087290 14868782955 15419478620 15860035152 16012535490 17181704748 18300040560 18503374344 19825043940 20045322206 20816296137 21350047320 21477130935 22908939664 23129217930 23790052728 25620056784 25772557122 26433391920 27755061516 28636174580 29737565910 30067983309 30838957240 32025070980 34363409496 34693826895 37006748688 38658835683 39650087880 40090644412 41632592274 42700094640 42954261870 46258435860 47580105456 50113305515 51545114244 55510123032 57272349160 59475131820 60135966618 61677914480 64050141960 64431392805 68726818992 69387653790 77317671366 79300175760 80181288824 83265184548 85908523740 90203949927 92516871720 100226611030 103090228488 104081480685 111020246064 114544698320 118950263640 120271933236 128100283920 128862785610 138775307580 150339916545 154635342732 160362577648 166530369096 171817047480 180407899854 185033743440 193294178415 200453222060 206180456976 208162961370 237900527280 240543866472 257725571220 270611849781 277550615160 300679833090 309270685464 333060738192 343634094960 360815799708 386588356830 400906444120 416325922740 451019749635 481087732944 515451142440 541223699562 555101230320 601359666180 618541370928 721631599416 773176713660 801812888240 832651845480 902039499270 1030902284880 1082447399124 1202719332360 1353059248905 1443263198832 1546353427320 1665303690960 1804078998540 2164894798248 2405438664720 2706118497810 3092706854640 3608157997080 4329789596496 5412236995620 7216315994160 10824473991240 21648947982480
• Sum of all divisors σ(n): 92354755345920
• Sum of proper divisors (its aliquot sum) s(n): 70705807363440
• 21648947982480 is an abundant number, because the sum of its proper divisors (70705807363440) is greater than itself. Its abundance is 49056859380960

Bases of 21648947982480

• Binary: 100111011000010001001110110101011000010010000₂
• Hexadecimal: 0x13B089DAB090
• Base-36: 7O9E0O3O0

Squares and roots of 21648947982480

• 21648947982480 squared (21648947982480²) is 468676948748124862386950400
• 21648947982480 cubed (21648947982480³) is 10146362884035600101255097499159828992000
• The square root of 21648947982480 is 4652842.9999818391
• The cube root of 21648947982480 is 27870.5538356825

Scales and comparisons

• 21,648,947,982,480 seconds is equal to 688,369 years, 30 weeks, 1 day, 13 hours, 48 minutes.
• To count from 1 to 21,648,947,982,480 would take you about one million, seven hundred twenty thousand, nine hundred twenty-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 21648947982480 cubic inches would be around 2322.5 feet tall.

Recreational maths with 21648947982480

• 21648947982480 backwards is 08428974984612
• 21648947982480 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21648947982480's digits is 72
• More coming soon!