18397307919800

Names of 18397307919800

• Cardinal: 18397307919800 can be written as Eighteen trillion, three hundred ninety-seven billion, three hundred seven million, nine hundred nineteen thousand, eight hundred.

Scientific notation

• Scientific notation: 1.83973079198 × 10¹³

Factors of 18397307919800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 165

Divisors of 18397307919800

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 4 5 8 10 19 20 25 31 38 40 47 50 61 62 76 94 95 100 122 124 152 155 188 190 200 235 244 248 305 310 361 376 380 470 475 488 589 610 620 722 760 775 893 940 950 1159 1175 1178 1220 1240 1444 1457 1525 1550 1786 1805 1880 1891 1900 2209 2318 2350 2356 2440 2867 2888 2914 2945 3050 3100 3572 3610 3721 3782 3800 4418 4465 4636 4700 4712 5734 5795 5828 5890 6100 6200 7144 7220 7285 7442 7564 8836 8930 9025 9272 9400 9455 11045 11191 11468 11590 11656 11780 12200 14335 14440 14570 14725 14884 15128 16967 17672 17860 18050 18605 18910 22021 22090 22325 22382 22936 23180 23560 27683 28670 28975 29140 29450 29768 33934 35720 35929 36100 36425 37210 37820 41971 44042 44180 44650 44764 46360 47275 54473 55225 55366 55955 57340 57950 58280 58900 67868 68479 70699 71675 71858 72200 72850 74420 75640 83942 84835 88084 88360 88877 89300 89528 93025 94550 108946 110105 110450 110732 111910 114680 115351 115900 117800 134749 135736 136958 138415 141398 143350 143716 145700 148840 167884 169670 174887 176168 177754 178600 179645 186050 189100 209855 217892 220210 220900 221464 223820 230702 231800 269498 272365 273916 276830 279775 282796 286700 287432 291400 335768 339340 342395 349774 353495 355508 359290 372100 378200 419710 424175 435784 440420 441800 444385 447640 461404 525977 538996 544730 547832 550525 553660 559550 565592 573400 576755 673745 678680 682651 684790 692075 699548 706990 711016 718580 744200 797449 839420 848350 874435 880840 888770 898225 922808 1034987 1049275 1051954 1077992 1089460 1101050 1107320 1119100 1153510 1301101 1343281 1347490 1361825 1365302 1369580 1384150 1399096 1413980 1437160 1594898 1678840 1688663 1696700 1711975 1748870 1767475 1777540 1796450 2069974 2098550 2103908 2178920 2191669 2202100 2221925 2238200 2307020 2560231 2602202 2629885 2686562 2694980 2723650 2730604 2739160 2768300 2827960 2883775 3189796 3322853 3368725 3377326 3393400 3413255 3423950 3497740 3534950 3555080 3592900 3987245 4139948 4177219 4197100 4207816 4372175 4383338 4404200 4443850 4614040 5120462 5174935 5204404 5259770 5373124 5389960 5421497 5447300 5461208 5536600 5767550 6379592 6505505 6645706 6716405 6737450 6754652 6826510 6847900 6995480 7069900 7185800 7974490 8219689 8279896 8354438 8394200 8443315 8744350 8766676 8887700 10240924 10349870 10408808 10519540 10746248 10842994 10894600 10958345 11535100 12801155 13011010 13149425 13291412 13432810 13474900 13509304 13653020 13695800 14139800 15948980 16439378 16614265 16708876 16886630 17066275 17488700 17533352 17775400 19936225 20481848 20699740 20886095 21039080 21685988 21916690 23070200 24720919 25602310 25874675 26022020 26298850 26582824 26865620 26949800 27107485 27306040 31897960 32084597 32527525 32878756 33228530 33417752 33582025 33773260 34132550 34977400 39872450 41098445 41399480 41641711 41772190 42216575 43371976 43833380 48644389 49441838 51204620 51749350 52044040 52597700 53731240 54214970 54791725 63134207 64005775 64169194 65055050 65757512 66457060 67164050 67546520 68265100 79367161 79744900 82196890 83071325 83283422 83544380 84433150 87666760 97288778 98883676 102409240 103008443 103498700 104430475 105195400 108429940 109583450 123604595 126268414 128011550 128338388 130110100 132914120 134328100 135537425 136530200 156174091 158734322 159489800 160422985 164393780 166142650 166566844 167088760 168866300 194577556 197767352 205492225 206016886 206997400 208208555 208860950 216859880 219166900 243221945 247209190 252536828 254810359 256023100 256676776 260220200 268656200 271074850 312348182 315671035 317468644 320845970 328787560 332285300 333133688 337732600 389155112 396835805 410984450 412033772 416417110 417721900 438333800 486443890 494418380 505073656 509620718 512046200 515042215 542149700 618022975 624696364 631342070 634937288 641691940 664570600 780870455 793671610 802114925 821968900 824067544 832834220 835443800 972887780 988836760 1019241436 1030084430 1041042775 1084299400 1216109725 1236045950 1249392728 1262684140 1274051795 1283383880 1507976059 1561740910 1578355175 1587343220 1604229850 1643937800 1665668440 1945775560 1957160417 1984179025 2038482872 2060168860 2082085550 2432219450 2472091900 2525368280 2548103590 2575211075 2967307729 3015952118 3123481820 3156710350 3174686440 3208459700 3904352275 3914320834 3968358050 4120337720 4164171100 4841396821 4864438900 4944183800 5096207180 5150422150 5934615458 6031904236 6246963640 6313420700 6370258975 6416919400 7539880295 7808704550 7828641668 7936716100 8328342200 9682793642 9728877800 9785802085 10192414360 10300844300 11869230916 12063808472 12626841400 12740517950 14836538645 15079760590 15617409100 15657283336 15873432200 19365587284 19571604170 20601688600 23738461832 24206984105 25481035900 29673077290 30159521180 31234818200 37699401475 38731174568 39143208340 48413968210 48929010425 50962071800 59346154580 60319042360 74182693225 75398802950 78286416680 91986539599 96827936420 97858020850 118692309160 121034920525 148365386450 150797605900 183973079198 193655872840 195716041700 242069841050 296730772900 301595211800 367946158396 391432083400 459932697995 484139682100 593461545800 735892316792 919865395990 968279364200 1839730791980 2299663489975 3679461583960 4599326979950 9198653959900 18397307919800
• Sum of all divisors σ(n): 48405622243680
• Sum of proper divisors (its aliquot sum) s(n): 30008314323880
• 18397307919800 is an abundant number, because the sum of its proper divisors (30008314323880) is greater than itself. Its abundance is 11611006404080

Bases of 18397307919800

• Binary: 100001011101101110101000000001101110110111000₂
• Hexadecimal: 0x10BB7500DDB8
• Base-36: 6IRLU4PTK

Squares and roots of 18397307919800

• 18397307919800 squared (18397307919800²) is 338460938695935803232040000
• 18397307919800 cubed (18397307919800³) is 6226770108013682036873183929110392000000
• The square root of 18397307919800 is 4289208.3092104539
• The cube root of 18397307919800 is 26398.8348505327

Scales and comparisons

• 18,397,307,919,800 seconds is equal to 584,977 years, 25 weeks, 1 day, 15 hours, 3 minutes, 20 seconds.
• To count from 1 to 18,397,307,919,800 would take you about one million, four hundred sixty-two thousand, four hundred forty-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 18397307919800 cubic inches would be around 2199.9 feet tall.

Recreational maths with 18397307919800

• 18397307919800 backwards is 00891970379381
• The number of decimal digits it has is: 14
• The sum of 18397307919800's digits is 65
• More coming soon!