18168298031520

Names of 18168298031520

• Cardinal: 18168298031520 can be written as Eighteen trillion, one hundred sixty-eight billion, two hundred ninety-eight million, thirty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.816829803152 × 10¹³

Factors of 18168298031520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 4964

Divisors of 18168298031520

• Number of divisors d(n): 1296
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 49 52 56 60 63 65 70 72 78 80 84 90 91 96 98 104 105 112 117 120 126 130 140 144 147 156 160 168 169 180 182 195 196 208 210 224 234 240 245 252 260 273 280 288 294 312 315 331 336 338 360 364 390 392 416 420 441 455 468 480 490 504 507 520 546 560 585 588 624 630 637 662 672 676 720 728 735 780 784 819 840 845 882 910 936 980 993 1008 1014 1040 1092 1120 1170 1176 1183 1248 1260 1274 1324 1352 1365 1440 1456 1470 1521 1560 1568 1638 1655 1680 1690 1764 1820 1872 1911 1960 1986 2016 2028 2080 2184 2205 2317 2340 2352 2366 2520 2535 2548 2648 2704 2730 2912 2940 2979 3042 3120 3185 3276 3310 3360 3380 3528 3549 3640 3744 3822 3920 3972 4056 4095 4303 4368 4410 4603 4634 4680 4704 4732 4965 5040 5070 5096 5296 5408 5460 5733 5880 5915 5958 6084 6240 6370 6552 6620 6760 6951 7056 7098 7280 7605 7644 7840 7944 8112 8190 8281 8606 8736 8820 9206 9268 9360 9464 9555 9930 10080 10140 10192 10592 10647 10920 11466 11585 11760 11830 11916 12168 12740 12909 13104 13240 13520 13809 13902 14112 14196 14560 14895 15210 15288 15888 16219 16224 16380 16562 17212 17640 17745 18412 18536 18720 18928 19110 19860 20280 20384 20853 21294 21515 21840 22932 23015 23170 23520 23660 23832 24336 24843 25480 25818 26208 26480 27040 27618 27804 28392 28665 29790 30121 30420 30576 31776 32221 32438 32760 33124 34424 34755 35280 35490 36824 37072 37856 38220 38727 39720 40560 41405 41427 41706 42588 43030 43680 45864 46030 46340 47320 47664 48657 48672 49686 50960 51636 52960 53235 55236 55608 55939 56784 57330 59580 59839 60242 60840 61152 64442 64545 64876 65520 66248 68848 69045 69510 70560 70980 73648 74144 74529 76440 77454 79440 81095 81120 82810 82854 83412 85176 86060 90363 91728 92060 92680 94640 95328 96663 97314 99372 101920 103272 104265 106470 110472 111216 111878 113568 114660 119160 119678 120484 121680 124215 128884 129090 129752 131040 132496 137696 138090 139020 141960 145971 147296 149058 150605 152880 154908 158880 161105 162190 165620 165708 166824 167817 170352 172120 179517 180726 183456 184120 185360 189280 193326 193635 194628 198744 206544 207135 208530 210847 212940 220944 222432 223756 225547 229320 238320 239356 240968 243285 243360 248430 257768 258180 259504 264992 271089 276180 278040 279695 283920 289989 291942 298116 299195 301210 305760 309816 322210 324380 331240 331416 333648 335634 340704 344240 359034 361452 368240 370720 372645 386652 387270 389256 391573 397488 413088 414270 417060 418873 421694 425880 441888 447512 451094 451815 458640 476640 478712 481936 483315 486570 496860 503451 515536 516360 519008 538551 542178 552360 556080 559390 567840 579978 583884 596232 598390 602420 619632 632541 644420 648760 662480 662832 667296 671268 676641 688480 718068 722904 729855 736480 745290 773304 774540 777907 778512 783146 794976 828540 834120 837746 839085 843388 851760 895024 897585 902188 903630 917280 957424 963872 966630 973140 993720 1006902 1031072 1032720 1054235 1077102 1084356 1104720 1112160 1118780 1127735 1159956 1167768 1174719 1192464 1196780 1204840 1239264 1256619 1265082 1288840 1297520 1324960 1325664 1342536 1353282 1355445 1436136 1445808 1449945 1459710 1490580 1523593 1546608 1549080 1555814 1557024 1566292 1657080 1668240 1675492 1678170 1686776 1703520 1790048 1795170 1804376 1807260 1897623 1914848 1933260 1946280 1957865 1987440 2013804 2029923 2065440 2094365 2108470 2154204 2168712 2209440 2237560 2255470 2319912 2333721 2335536 2349438 2384928 2393560 2409680 2513238 2517255 2530164 2577680 2595040 2685072 2692755 2706564 2710890 2741011 2872272 2891616 2899890 2919420 2932111 2981160 3047186 3093216 3098160 3111628 3132584 3162705 3314160 3336480 3350984 3356340 3373552 3383205 3524157 3590340 3608752 3614520 3769857 3795246 3866520 3889535 3892560 3915730 3974880 4027608 4059846 4188730 4216940 4308408 4337424 4475120 4510940 4570779 4639824 4667442 4671072 4698876 4787120 4819360 5026476 5034510 5060328 5155360 5370144 5385510 5413128 5421780 5445349 5482022 5744544 5799780 5838840 5864222 5873595 5962320 6094372 6196320 6223256 6265168 6283095 6325410 6628320 6701968 6712680 6747104 6766410 7001163 7048314 7180680 7217504 7229040 7539714 7590492 7617965 7733040 7779070 7785120 7831460 8055216 8119692 8223033 8377460 8433880 8616816 8674848 8796333 8950240 9021880 9141558 9279648 9334884 9397752 9488115 9574240 10052952 10069020 10120656 10149615 10665151 10771020 10826256 10843560 10890698 10964044 11599560 11668605 11677680 11728444 11747190 11924640 12188744 12446512 12530336 12566190 12650820 13403936 13425360 13532820 13705055 13712337 14002326 14096628 14361360 14458080 14660555 15079428 15180984 15235930 15466080 15558140 15662920 16110432 16239384 16336047 16446066 16754920 16867760 17233632 17592666 17620785 18043760 18283116 18669768 18795504 18849285 18976230 19806709 20105904 20138040 20241312 20299230 21330302 21542040 21652512 21687120 21781396 21928088 22853895 23199120 23337210 23355360 23456888 23494380 24377488 24669099 24893024 25132380 25301640 26388999 26850720 27065640 27226745 27410110 27424674 28004652 28193256 28722720 29321110 30158856 30361968 30471860 31116280 31325840 31995453 32478768 32672094 32892132 33509840 33735520 35005815 35185332 35241570 36087520 36566232 37339536 37591008 37698570 37952460 38117443 39613418 40211808 40276080 40598460 41115165 42660604 43084080 43374240 43562792 43856176 43981665 45707790 46398240 46674420 46913776 46988760 48754976 49008141 49338198 50264760 50603280 52777998 53325755 54131280 54453490 54820220 54849348 56009304 56386512 58642220 59420127 60317712 60723936 60943720 62232560 62651680 63990906 64957536 65344188 65784264 67019680 68561685 70011630 70370664 70483140 73132464 74656057 74679072 75397140 75904920 76234886 79226836 80552160 81196920 81680235 82230330 85321208 86168160 87125584 87712352 87963330 91415580 93348840 93827552 93977520 95986359 98016282 98676396 99033545 100529520 101206560 105555996 106651510 108262560 108906980 109640440 109698696 112018608 112773024 114352329 117284440 118840254 120635424 121887440 123345495 124465120 127981812 130688376 131568528 131944995 137123370 138646963 140023260 140741328 140966280 146264928 149312114 150794280 151809840 152469772 158453672 159977265 162393840 163360470 164460660 170642416 174251168 175926660 178260381 182831160 186697680 187955040 190587215 191972718 196032564 197352792 198067090 201059040 211111992 213303020 217813960 219280880 219397392 223968171 224037216 228704658 234568880 237680508 243774880 245040705 246690990 255963624 257487217 261376752 263137056 263889990 274246740 277293926 280046520 281482656 281932560 297100635 298624228 301588560 303619680 304939544 316907344 319954530 324787680 326720940 328921320 341284832 343056987 351853320 356520762 365662320 373280285 373395360 381174430 383945436 392065128 394705584 396134180 415940889 422223984 426606040 435627920 438561760 438794784 447936342 457409316 469137760 475361016 479931795 490081410 493381980 511927248 514974434 522753504 527779980 548493480 554587852 560093040 563865120 571761645 594201270 597248456 603177120 609879088 633814688 639909060 653441880 657842640 671904513 686113974 693234815 703706640 713041524 731324640 746560570 762348860 767890872 772461651 784130256 789411168 792268360 831881778 844447968 853212080 871255840 891301905 895872684 914818632 950722032 959863590 970528741 980162820 986763960 1023854496 1029948868 1055559960 1096986960 1109175704 1119840855 1120186080 1143523290 1188402540 1194496912 1219758176 1247822667 1279818120 1287436085 1306883760 1315685280 1343809026 1372227948 1386469630 1407413280 1426083048 1493121140 1524697720 1535781744 1544923302 1568260512 1584536720 1663763556 1706424160 1715284935 1782603810 1791745368 1802410519 1829637264 1901444064 1919727180 1941057482 1960325640 1973527920 2059897736 2079704445 2111119920 2193973920 2218351408 2239681710 2287046580 2317384953 2376805080 2388993824 2495645334 2559636240 2574872170 2613767520 2687618052 2744455896 2772939260 2852166096 2911586223 2986242280 3049395440 3071563488 3089846604 3169073440 3327527112 3359522565 3430569870 3565207620 3583490736 3604821038 3659274528 3839454360 3862308255 3882114964 3920651280 3947055840 4119795472 4159408890 4222239840 4436702816 4479363420 4574093160 4634769906 4753610160 4852643705 4991290668 5119272480 5149744340 5375236104 5407231557 5488911792 5545878520 5704332192 5823172446 5972484560 6098790880 6179693208 6239113335 6655054224 6719045130 6861139740 7130415240 7166981472 7209642076 7678908720 7724616510 7764229928 7841302560 8239590944 8318817780 8734758669 8958726840 9012052595 9148186320 9269539812 9507220320 9705287410 9982581336 10299488680 10750472208 10814463114 10977823584 11091757040 11586924765 11646344892 11944969120 12359386416 12478226670 12616873633 13310108448 13438090260 13722279480 14260830480 14419284152 14557931115 15357817440 15449233020 15528459856 16221694671 16637635560 17469517338 17917453680 18024105190 18296372640 18539079624 19410574820 19965162672 20598977360 21500944416 21628926228 22183514080 23173849530 23292689784 24718772832 24956453340 25233747266 26876180520 27036157785 27444558960 28521660960 28838568304 29115862230 30898466040 31056919712 32443389342 33275271120 34939034676 35834907360 36048210380 37078159248 37850620899 38821149640 39930325344 41197954720 43257852456 43673793345 46347699060 46585379568 49912906680 50467494532 53752361040 54072315570 54889117920 57677136608 58231724460 61796932080 63084368165 64886778684 66550542240 69878069352 72096420760 74156318496 75701241798 77642299280 81108473355 86515704912 87347586690 92695398120 93170759136 99825813360 100934989064 107504722080 108144631140 113551862697 116463448920 123593864160 126168736330 129773557368 139756138704 144192841520 151402483596 155284598560 162216946710 173031409824 174695173380 185390796240 189253104495 199651626720 201869978128 216289262280 227103725394 232926897840 252337472660 259547114736 279512277408 288385683040 302804967192 324433893420 349390346760 370781592480 378506208990 403739956256 432578524560 454207450788 465853795680 504674945320 519094229472 567759313485 605609934384 648867786840 698780693520 757012417980 865157049120 908414901576 1009349890640 1135518626970 1211219868768 1297735573680 1397561387040 1514024835960 1816829803152 2018699781280 2271037253940 2595471147360 3028049671920 3633659606304 4542074507880 6056099343840 9084149015760 18168298031520
• Sum of all divisors σ(n): 78349187341152
• Sum of proper divisors (its aliquot sum) s(n): 60180889309632
• 18168298031520 is an abundant number, because the sum of its proper divisors (60180889309632) is greater than itself. Its abundance is 42012591278112

Bases of 18168298031520

• Binary: 100001000011000100010111100110100100110100000₂
• Hexadecimal: 0x108622F349A0
• Base-36: 6FUEFK140

Squares and roots of 18168298031520

• 18168298031520 squared (18168298031520²) is 330087053362133506913510400
• 18168298031520 cubed (18168298031520³) is 5997119961829487391364165311213047808000
• The square root of 18168298031520 is 4262428.6541266587
• The cube root of 18168298031520 is 26288.8395116319

Scales and comparisons

• 18,168,298,031,520 seconds is equal to 577,695 years, 35 weeks, 2 days, 5 hours, 12 minutes.
• To count from 1 to 18,168,298,031,520 would take you about one million, four hundred forty-four thousand, two hundred thirty-nine 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 18168298031520 cubic inches would be around 2190.7 feet tall.

Recreational maths with 18168298031520

• 18168298031520 backwards is 02513089286181
• The number of decimal digits it has is: 14
• The sum of 18168298031520's digits is 54
• More coming soon!