18085428408320

Names of 18085428408320

• Cardinal: 18085428408320 can be written as Eighteen trillion, eighty-five billion, four hundred twenty-eight million, four hundred eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.808542840832 × 10¹³

Factors of 18085428408320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 658

Divisors of 18085428408320

• Number of divisors d(n): 780
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 128 130 140 160 169 182 196 208 224 245 256 260 280 320 338 364 392 416 448 455 490 512 520 560 631 637 640 676 728 784 832 845 896 910 980 1024 1040 1120 1183 1262 1274 1280 1352 1456 1568 1664 1690 1792 1820 1960 2048 2080 2197 2240 2366 2524 2548 2560 2704 2912 3136 3155 3185 3328 3380 3584 3640 3920 4096 4160 4394 4417 4480 4732 5048 5096 5120 5408 5824 5915 6272 6310 6370 6656 6760 7168 7280 7840 8203 8281 8320 8788 8834 8960 9464 10096 10192 10240 10816 10985 11648 11830 12544 12620 12740 13312 13520 14336 14560 15379 15680 16406 16562 16640 17576 17668 17920 18928 20192 20384 20480 21632 21970 22085 23296 23660 25088 25240 25480 26624 27040 28561 28672 29120 30758 30919 31360 32812 33124 33280 35152 35336 35840 37856 40384 40768 41015 41405 43264 43940 44170 46592 47320 50176 50480 50960 53248 54080 57122 57421 58240 61516 61838 62720 65624 66248 66560 70304 70672 71680 75712 76895 80768 81536 82030 82810 86528 87880 88340 93184 94640 100352 100960 101920 106639 107653 108160 114244 114842 116480 123032 123676 125440 131248 132496 133120 140608 141344 142805 143360 151424 153790 154595 161536 163072 164060 165620 173056 175760 176680 186368 189280 199927 200704 201920 203840 213278 215306 216320 228488 229684 232960 246064 247352 250880 262496 264992 266240 281216 282688 285610 287105 302848 307580 309190 323072 326144 328120 331240 346112 351520 353360 372736 378560 399854 401947 403840 407680 426556 430612 432640 456976 459368 465920 492128 494704 501760 524992 529984 533195 538265 562432 565376 571220 574210 605696 615160 618380 646144 652288 656240 662480 692224 703040 706720 746473 757120 799708 803894 807680 815360 853112 861224 865280 913952 918736 931840 984256 989408 999635 1003520 1049984 1059968 1066390 1076530 1124864 1130752 1142440 1148420 1211392 1230320 1236760 1292288 1304576 1312480 1324960 1386307 1399489 1406080 1413440 1492946 1514240 1599416 1607788 1615360 1630720 1706224 1722448 1730560 1827904 1837472 1863680 1968512 1978816 1999270 2009735 2099968 2119936 2132780 2153060 2249728 2261504 2284880 2296840 2422784 2460640 2473520 2584576 2609152 2624960 2649920 2772614 2798978 2812160 2826880 2985892 3028480 3198832 3215576 3230720 3261440 3412448 3444896 3461120 3655808 3674944 3732365 3937024 3957632 3998540 4019470 4199936 4239872 4265560 4306120 4499456 4523008 4569760 4593680 4845568 4921280 4947040 5225311 5249920 5299840 5545228 5597956 5624320 5653760 5971784 6056960 6397664 6431152 6461440 6522880 6824896 6889792 6931535 6997445 7311616 7349888 7464730 7874048 7915264 7997080 8038940 8399872 8479744 8531120 8612240 8998912 9046016 9139520 9187360 9704149 9842560 9894080 10450622 10499840 10599680 11090456 11195912 11248640 11307520 11943568 12113920 12795328 12862304 12922880 13045760 13649792 13779584 13863070 13994890 14623232 14699776 14929460 15748096 15830528 15994160 16077880 16799744 16959488 17062240 17224480 18021991 18092032 18279040 18374720 19408298 19685120 19788160 20901244 20999680 21199360 22180912 22391824 22497280 22615040 23887136 24227840 25590656 25724608 26126555 27299584 27559168 27726140 27989780 29246464 29399552 29858920 31496192 31661056 31988320 32155760 33599488 33918976 34124480 34448960 36043982 36558080 36749440 38816596 39370240 39576320 41802488 41999360 42398720 44361824 44783648 44994560 45230080 47774272 48520745 51181312 51449216 52253110 54599168 55118336 55452280 55979560 58492928 58799104 59717840 62992384 63322112 63976640 64311520 67929043 68248960 68897920 72087964 73116160 73498880 77633192 78740480 79152640 83604976 83998720 84797440 88723648 89567296 90109955 90460160 95548544 97041490 102362624 102898432 104506220 109198336 110236672 110904560 111959120 116985856 117598208 119435680 126153937 126644224 127953280 128623040 135858086 136497920 137795840 144175928 146232320 146997760 155266384 157480960 158305280 167209952 167997440 169594880 177447296 179134592 180219910 191097088 194082980 204725248 205796864 209012440 218396672 220473344 221809120 223918240 235196416 238871360 252307874 255906560 257246080 271716172 272995840 275591680 288351856 292464640 293995520 310532768 314961920 316610560 334419904 339645215 354894592 358269184 360439820 382194176 388165960 409450496 411593728 418024880 436793344 440946688 443618240 447836480 477742720 504615748 511813120 514492160 543432344 545991680 551183360 576703712 584929280 587991040 621065536 630769685 633221120 668839808 679290430 709789184 716538368 720879640 764388352 776331920 818900992 823187456 836049760 883077559 887236480 895672960 955485440 1009231496 1023626240 1028984320 1086864688 1091983360 1102366720 1153407424 1175982080 1242131072 1261539370 1337679616 1358580860 1419578368 1433076736 1441759280 1528776704 1552663840 1646374912 1672099520 1766155118 1774472960 1791345920 1910970880 2018462992 2047252480 2057968640 2173729376 2183966720 2204733440 2306814848 2484262144 2523078740 2675359232 2717161720 2839156736 2866153472 2883518560 3057553408 3105327680 3344199040 3532310236 3548945920 3582691840 3821941760 4036925984 4094504960 4115937280 4347458752 4415387795 4613629696 4968524288 5046157480 5350718464 5434323440 5678313472 5732306944 5767037120 6210655360 6688398080 7064620472 7097891840 7165383680 7643883520 8073851968 8231874560 8694917504 8830775590 9227259392 9937048576 10092314960 10701436928 10868646880 11534074240 12421310720 13376796160 14129240944 14195783680 14330767360 15287767040 16147703936 17389835008 17661551180 18454518784 19874097152 20184629920 21402873856 21737293760 23068148480 24842621440 26753592320 28258481888 28391567360 28661534720 32295407872 34779670016 35323102360 36909037568 39748194304 40369259840 43474587520 46136296960 49685242880 53507184640 56516963776 64590815744 69559340032 70646204720 73818075136 80738519680 86949175040 92272593920 99370485760 107014369280 113033927552 129181631488 139118680064 141292409440 161477039360 173898350080 184545187840 198740971520 226067855104 258363262976 278237360128 282584818880 322954078720 347796700160 369090375680 452135710208 516726525952 565169637760 645908157440 695593400320 904271420416 1130339275520 1291816314880 1391186800640 1808542840832 2260678551040 2583632629760 3617085681664 4521357102080 9042714204160 18085428408320
• Sum of all divisors σ(n): 54779044929264
• Sum of proper divisors (its aliquot sum) s(n): 36693616520944
• 18085428408320 is an abundant number, because the sum of its proper divisors (36693616520944) is greater than itself. Its abundance is 18608188112624

Bases of 18085428408320

• Binary: 100000111001011010111100010010011000000000000₂
• Hexadecimal: 0x1072D7893000
• Base-36: 6ESBX4EM8

Squares and roots of 18085428408320

• 18085428408320 squared (18085428408320²) is 327082720712468088645222400
• 18085428408320 cubed (18085428408320³) is 5915431129043866840805757214804410368000
• The square root of 18085428408320 is 4252696.6043111987
• The cube root of 18085428408320 is 26248.8088509575

Scales and comparisons

• 18,085,428,408,320 seconds is equal to 575,060 years, 35 weeks, 3 days, 1 hour, 25 minutes, 20 seconds.
• To count from 1 to 18,085,428,408,320 would take you about one million, four hundred thirty-seven thousand, six hundred fifty-one 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 18085428408320 cubic inches would be around 2187.4 feet tall.

Recreational maths with 18085428408320

• 18085428408320 backwards is 02380482458081
• The number of decimal digits it has is: 14
• The sum of 18085428408320's digits is 53
• More coming soon!