18189100872000

Names of 18189100872000

• Cardinal: 18189100872000 can be written as Eighteen trillion, one hundred eighty-nine billion, one hundred million, eight hundred seventy-two thousand.

Scientific notation

• Scientific notation: 1.8189100872 × 10¹³

Factors of 18189100872000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 553260

Divisors of 18189100872000

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 125 144 150 160 180 192 200 225 240 250 288 300 320 360 375 400 450 457 480 500 576 600 720 750 800 900 914 960 1000 1125 1200 1371 1440 1500 1600 1800 1828 2000 2250 2285 2400 2742 2880 3000 3600 3656 4000 4113 4500 4570 4800 5484 6000 6855 7200 7312 8000 8226 9000 9140 10968 11425 12000 13710 14400 14624 16452 18000 18280 20565 21936 22850 24000 27420 29248 32904 34275 36000 36560 41130 43872 45700 54840 57125 65808 68550 72000 73120 82260 87744 91400 102825 109680 114250 131616 137100 146240 164520 171375 182800 205650 219360 228500 263232 274200 329040 342750 365600 411300 438720 457000 514125 548400 552793 658080 685500 731200 822600 914000 1028250 1096800 1105586 1316160 1371000 1645200 1658379 1828000 2056500 2193600 2211172 2742000 2763965 3290400 3316758 3656000 4113000 4422344 4975137 5484000 5527930 6580800 6633516 8226000 8291895 8844688 9950274 10968000 11055860 13267032 13819825 16452000 16583790 17689376 19900548 22111720 24875685 26534064 27639650 32904000 33167580 35378752 39801096 41459475 44223440 49751370 53068128 55279300 66335160 69099125 79602192 82918950 88446880 99502740 106136256 110558600 124378425 132670320 138198250 159204384 165837900 176893760 199005480 207297375 221117200 248756850 252626401 265340640 276396500 318408768 331675800 398010960 414594750 442234400 497513700 505252802 530681280 552793000 621892125 663351600 757879203 796021920 829189500 884468800 995027400 1010505604 1105586000 1243784250 1263132005 1326703200 1515758406 1592043840 1658379000 1990054800 2021011208 2211172000 2273637609 2487568500 2526264010 2653406400 3031516812 3316758000 3789396015 3980109600 4042022416 4422344000 4547275218 4975137000 5052528020 6063033624 6315660025 6633516000 7578792030 7960219200 8084044832 9094550436 9950274000 10105056040 11368188045 12126067248 12631320050 13267032000 15157584060 16168089664 18189100872 18946980075 19900548000 20210112080 22736376090 24252134496 25262640100 30315168120 31578300125 36378201744 37893960150 39801096000 40420224160 45472752180 48504268992 50525280200 56840940225 60630336240 63156600250 72756403488 75787920300 80840448320 90945504360 94734900375 101050560400 113681880450 121260672480 126313200500 145512806976 151575840600 181891008720 189469800750 202101120800 227363760900 242521344960 252626401000 284204701125 303151681200 363782017440 378939601500 404202241600 454727521800 505252802000 568409402250 606303362400 727564034880 757879203000 909455043600 1010505604000 1136818804500 1212606724800 1515758406000 1818910087200 2021011208000 2273637609000 3031516812000 3637820174400 4547275218000 6063033624000 9094550436000 18189100872000
• Sum of all divisors σ(n): 65207938450512
• Sum of proper divisors (its aliquot sum) s(n): 47018837578512
• 18189100872000 is an abundant number, because the sum of its proper divisors (47018837578512) is greater than itself. Its abundance is 28829736706512

Bases of 18189100872000

• Binary: 100001000101011111010111001010111000101000000₂
• Hexadecimal: 0x108AFAE57140
• Base-36: 6G3YH13K0

Squares and roots of 18189100872000

• 18189100872000 squared (18189100872000²) is 330843390531791160384000000
• 18189100872000 cubed (18189100872000³) is 6017743803217239139062506254848000000000
• The square root of 18189100872000 is 4264868.2127353009
• The cube root of 18189100872000 is 26298.8693254365

Scales and comparisons

• 18,189,100,872,000 seconds is equal to 578,357 years, 7 weeks, 3 days, 20 hours.
• To count from 1 to 18,189,100,872,000 would take you about one million, four hundred forty-five thousand, eight hundred ninety-two 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 18189100872000 cubic inches would be around 2191.6 feet tall.

Recreational maths with 18189100872000

• 18189100872000 backwards is 00027800198181
• 18189100872000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18189100872000's digits is 45
• More coming soon!