18987830701056

Names of 18987830701056

• Cardinal: 18987830701056 can be written as Eighteen trillion, nine hundred eighty-seven billion, eight hundred thirty million, seven hundred one thousand and fifty-six.

Scientific notation

• Scientific notation: 1.8987830701056 × 10¹³

Factors of 18987830701056

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 636

Divisors of 18987830701056

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 31 32 36 42 48 54 56 62 63 64 72 81 84 93 96 108 112 124 126 128 144 162 168 186 189 192 216 217 224 243 248 252 256 279 288 324 336 372 378 384 432 434 448 486 496 504 512 558 567 576 593 648 651 672 744 756 768 837 864 868 896 972 992 1008 1024 1116 1134 1152 1186 1296 1302 1344 1488 1512 1536 1674 1701 1728 1736 1779 1792 1944 1953 1984 2016 2232 2268 2304 2372 2511 2592 2604 2688 2976 3024 3072 3348 3402 3456 3472 3558 3584 3888 3906 3968 4032 4151 4464 4536 4608 4744 5022 5184 5208 5337 5376 5859 5952 6048 6696 6804 6912 6944 7116 7168 7533 7776 7812 7936 8064 8302 8928 9072 9216 9488 10044 10368 10416 10674 10752 11718 11904 12096 12453 13392 13608 13824 13888 14232 15066 15552 15624 15872 16011 16128 16604 17577 17856 18144 18383 18976 20088 20736 20832 21348 21504 23436 23808 24192 24906 26784 27216 27648 27776 28464 30132 31104 31248 31744 32022 32256 33208 35154 35712 36288 36766 37359 37952 40176 41472 41664 42696 46872 47616 48033 48384 49812 52731 53568 54432 55149 55552 56928 60264 62208 62496 64044 64512 66416 70308 71424 72576 73532 74718 75904 80352 82944 83328 85392 93744 95232 96066 96768 99624 105462 107136 108864 110298 111104 112077 113856 120528 124416 124992 128088 128681 132832 140616 142848 144099 145152 147064 149436 151808 160704 165447 166656 170784 187488 192132 193536 199248 210924 214272 217728 220596 222208 224154 227712 241056 248832 249984 256176 257362 265664 281232 285696 288198 290304 294128 298872 303616 321408 330894 333312 336231 341568 351649 374976 384264 386043 398496 421848 428544 435456 441192 448308 455424 482112 496341 499968 512352 514724 531328 562464 576396 580608 588256 597744 607232 642816 661788 666624 672462 683136 703298 749952 768528 772086 796992 843696 857088 870912 882384 896616 910848 964224 992682 999936 1008693 1024704 1029448 1054947 1062656 1124928 1152792 1158129 1176512 1195488 1285632 1323576 1344924 1366272 1406596 1489023 1499904 1537056 1544172 1593984 1687392 1741824 1764768 1793232 1821696 1928448 1985364 1999872 2017386 2049408 2058896 2109894 2125312 2249856 2305584 2316258 2353024 2390976 2461543 2571264 2647152 2689848 2732544 2813192 2978046 2999808 3074112 3088344 3164841 3187968 3374784 3474387 3529536 3586464 3856896 3970728 4034772 4098816 4117792 4219788 4250624 4467069 4499712 4611168 4632516 4706048 4781952 4923086 5294304 5379696 5465088 5626384 5956092 5999616 6148224 6176688 6329682 6375936 6749568 6948774 7059072 7172928 7384629 7713792 7941456 8069544 8197632 8235584 8439576 8934138 8999424 9222336 9265032 9412096 9494523 9563904 9846172 10423161 10588608 10759392 10901119 11252768 11912184 12296448 12353376 12659364 12751872 13499136 13897548 14118144 14345856 14769258 15882912 16139088 16395264 16471168 16879152 17868276 17998848 18444672 18530064 18824192 18989046 19127808 19692344 20846322 21177216 21518784 21802238 22153887 22505536 23824368 24592896 24706752 25318728 26998272 27795096 28236288 28483569 28691712 29538516 31269483 31765824 32278176 32703357 32942336 33758304 35736552 36889344 37060128 37978092 38255616 39384688 41692644 42354432 43037568 43604476 44307774 45011072 47648736 49185792 49413504 50637456 53996544 55590192 56472576 56967138 57383424 59077032 62538966 63531648 64556352 65406714 65884672 66461661 67516608 71473104 73778688 74120256 75956184 76307833 78769376 83385288 84708864 85450707 86075136 87208952 88615548 90022144 95297472 98110071 98827008 101274912 111180384 113934276 114766848 118154064 125077932 127063296 129112704 130813428 131769344 132923322 135033216 142946208 147557376 148240512 151912368 152615666 157538752 166770576 169417728 170901414 172150272 174417904 177231096 180044288 190594944 196220142 197654016 199384983 202549824 222360768 227868552 228923499 236308128 250155864 254126592 258225408 261626856 265846644 270066432 285892416 294330213 296481024 303824736 305231332 315077504 333541152 341802828 344300544 348835808 354462192 360088576 381189888 392440284 395308032 398769966 405099648 444721536 455737104 457846998 472616256 500311728 508253184 516450816 523253712 531693288 540132864 571784832 588660426 592962048 598154949 607649472 610462664 630155008 667082304 683605656 686770497 697671616 708924384 762379776 784880568 797539932 810199296 882990639 889443072 911474208 915693996 945232512 1000623456 1032901632 1046507424 1063386576 1080265728 1143569664 1177320852 1185924096 1196309898 1215298944 1220925328 1260310016 1334164608 1367211312 1373540994 1395343232 1417848768 1524759552 1569761136 1595079864 1620398592 1765981278 1778886144 1822948416 1831387992 1890465024 2001246912 2060311491 2093014848 2126773152 2287139328 2354641704 2392619796 2430597888 2441850656 2520620032 2648971917 2668329216 2734422624 2747081988 2790686464 2835697536 3139522272 3190159728 3240797184 3531962556 3557772288 3645896832 3662775984 3780930048 4002493824 4120622982 4186029696 4253546304 4574278656 4709283408 4785239592 4861195776 4883701312 5297943834 5336658432 5468845248 5494163976 5581372928 5671395072 6180934473 6279044544 6380319456 7063925112 7291793664 7325551968 7561860096 8004987648 8241245964 8372059392 8507092608 9418566816 9570479184 9722391552 9767402624 10595887668 10673316864 10937690496 10988327952 11162745856 11342790144 12361868946 12558089088 12760638912 14127850224 14583587328 14651103936 16009975296 16482491928 16744118784 17014185216 18542803419 18837133632 19140958368 19534805248 21191775336 21875380992 21976655904 22685580288 24723737892 25116178176 25521277824 28255700448 29167174656 29302207872 32019950592 32964983856 33488237568 34028370432 37085606838 37674267264 38281916736 39069610496 42383550672 43750761984 43953311808 49447475784 50232356352 51042555648 56511400896 58604415744 65929967712 68056740864 74171213676 75348534528 76563833472 78139220992 84767101344 87501523968 87906623616 98894951568 100464712704 102085111296 113022801792 117208831488 131859935424 148342427352 150697069056 153127666944 169534202688 175813247232 197789903136 204170222592 226045603584 234417662976 263719870848 296684854704 301394138112 306255333888 339068405376 351626494464 395579806272 452091207168 527439741696 593369709408 612510667776 678136810752 703252988928 791159612544 904182414336 1054879483392 1186739418816 1356273621504 1582319225088 2109758966784 2373478837632 2712547243008 3164638450176 4746957675264 6329276900352 9493915350528 18987830701056
• Sum of all divisors σ(n): 67189523774464
• Sum of proper divisors (its aliquot sum) s(n): 48201693073408
• 18987830701056 is an abundant number, because the sum of its proper divisors (48201693073408) is greater than itself. Its abundance is 29213862372352

Bases of 18987830701056

• Binary: 100010100010011110010111001110110110000000000₂
• Hexadecimal: 0x1144F2E76C00
• Base-36: 6QAW05C00

Squares and roots of 18987830701056

• 18987830701056 squared (18987830701056²) is 360537714731964788439515136
• 18987830701056 cubed (18987830701056³) is 6845829088676171108007785409047603183616
• The square root of 18987830701056 is 4357502.8056280125
• The cube root of 18987830701056 is 26678.3183271115

Scales and comparisons

• 18,987,830,701,056 seconds is equal to 603,754 years, 14 weeks, 5 days, 57 minutes, 36 seconds.
• To count from 1 to 18,987,830,701,056 would take you about one million, five hundred nine thousand, three hundred eighty-five 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 18987830701056 cubic inches would be around 2223.2 feet tall.

Recreational maths with 18987830701056

• 18987830701056 backwards is 65010703878981
• 18987830701056 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18987830701056's digits is 63
• More coming soon!