18284743637985

Names of 18284743637985

• Cardinal: 18284743637985 can be written as Eighteen trillion, two hundred eighty-four billion, seven hundred forty-three million, six hundred thirty-seven thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.8284743637985 × 10¹³

Factors of 18284743637985

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 549

Divisors of 18284743637985

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 11 15 19 31 33 55 57 71 93 95 121 155 165 209 213 285 341 355 361 363 409 465 589 605 627 781 961 1023 1045 1065 1083 1227 1349 1705 1767 1805 1815 2045 2201 2299 2343 2883 2945 3135 3751 3905 3971 4047 4499 4805 5115 5415 6135 6479 6603 6745 6897 7771 8591 8835 10571 11005 11191 11253 11495 11715 11913 12679 13497 14415 14839 18259 18755 19437 19855 20235 22495 23313 24211 25631 25773 29039 31713 32395 33015 33573 34485 38037 38855 41819 42955 43681 44517 49489 52855 54777 55955 56265 59565 63395 67485 68231 71269 72633 74195 76893 85481 87117 91295 97185 116281 116565 121055 123101 125457 128155 128865 131043 139469 145195 147649 148467 158565 163229 167865 190185 200849 204693 209095 213807 218405 222585 240901 247445 256443 266321 273885 281941 319429 341155 346921 348843 356345 363165 369303 384465 393049 418407 427405 435585 442947 460009 489687 551741 581405 602547 615505 627285 655215 697345 722703 738245 742335 750541 794561 798963 816145 845823 900209 940291 958287 1004245 1023465 1040763 1069035 1179147 1204505 1282215 1296389 1331605 1354111 1380027 1409705 1534159 1597145 1624139 1655223 1734605 1744215 1846515 1965245 2092035 2209339 2214735 2251623 2300045 2383683 2448435 2649911 2700627 2758705 2820873 3012735 3101351 3513719 3613515 3752705 3816131 3889167 3972805 3994815 4062333 4229115 4323539 4501045 4577119 4602477 4701455 4791435 4872417 5060099 5203815 5895735 6069151 6481945 6628017 6770555 6900135 7467931 7670795 7949733 8120695 8255951 8276115 8740171 9304053 9902299 10483079 10541157 11046695 11258115 11448393 11918415 12970617 13249555 13503135 13731357 14104365 14260279 15180297 15506755 17103971 17568595 17865529 18207453 19080655 19445835 20311665 21617695 22403793 22885595 23012385 24362085 24631391 24767853 25300495 26220513 27906479 29149021 29706897 30345755 31449237 33140085 37339655 39748665 41279755 41977441 42780837 43700855 46520265 47558929 49511495 50348309 51311913 52415395 52705785 53596587 57241965 64853085 66760661 68656785 71301395 73894173 75901485 82147241 83719437 85519855 87447063 89327645 91037265 96141881 108925289 112018965 115313869 123156955 123839265 125932323 131102565 139532395 141890689 142676787 145745105 148534485 151044927 156863069 157246185 188143681 200281983 209887205 213904185 237794645 246441723 251741545 256559565 267982935 270945301 288425643 306971269 324975449 326775867 333803305 345941607 369470865 410736205 418597185 425672067 437235315 470589207 480709405 530223101 544626445 553831399 564431043 576569345 629661615 709453445 713383935 755224635 784315345 812835903 903619651 920913807 940718405 974926347 1001409915 1232208615 1268452559 1354726505 1442128215 1534856345 1560797579 1590669303 1624877245 1633879335 1661494197 1729708035 2069580491 2128360335 2352946035 2651115505 2710858953 2769156995 2822155215 2980398311 3376683959 3574729939 3805357677 4064179515 4518098255 4604569035 4682392737 4874631735 5832454111 6208741473 6342262795 7803987895 7953346515 8307470985 8941194933 10074238919 10130051877 10347902455 10724189817 13554294765 14901991555 16883419795 17168773369 17497362333 17873649695 19026788385 23411963685 29162270555 30222716757 31043707365 39322029329 44705974665 50371194595 50650259385 51506320107 53620949085 64156995221 85843866845 87486811665 110816628109 117966087987 151113583785 192470985663 196610146645 257531600535 320784976105 332449884327 554083140545 589830439935 962354928315 1218982909199 1662249421635 3656948727597 6094914545995 18284743637985
• Sum of all divisors σ(n): 35649501390720
• Sum of proper divisors (its aliquot sum) s(n): 17364757752735
• 18284743637985 is a deficient number, because the sum of its proper divisors (17364757752735) is less than itself. Its deficiency is 919985885250

Bases of 18284743637985

• Binary: 100001010000100111111101001100011101111100001₂
• Hexadecimal: 0x10A13FA63BE1
• Base-36: 6HBW89I3L

Squares and roots of 18284743637985

• 18284743637985 squared (18284743637985²) is 334331849906832932734860225
• 18284743637985 cubed (18284743637985³) is 6113172165559719381804014945896975646625
• The square root of 18284743637985 is 4276066.3743661651
• The cube root of 18284743637985 is 26344.8840748441

Scales and comparisons

• 18,284,743,637,985 seconds is equal to 581,398 years, 15 weeks, 6 hours, 59 minutes, 45 seconds.
• To count from 1 to 18,284,743,637,985 would take you about one million, four hundred fifty-three thousand, four hundred ninety-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 18284743637985 cubic inches would be around 2195.4 feet tall.

Recreational maths with 18284743637985

• 18284743637985 backwards is 58973634748281
• The number of decimal digits it has is: 14
• The sum of 18284743637985's digits is 75
• More coming soon!