218366142813

Names of 218366142813

• Cardinal: 218366142813 can be written as Two hundred eighteen billion, three hundred sixty-six million, one hundred forty-two thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 2.18366142813 × 10¹¹

Factors of 218366142813

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1251

Divisors of 218366142813

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 9 13 21 27 31 39 43 61 63 91 93 117 129 183 189 217 273 279 301 351 387 403 427 549 559 651 793 819 837 903 1093 1161 1209 1281 1333 1647 1677 1891 1953 2379 2457 2623 2709 2821 3279 3627 3843 3913 3999 5031 5551 5673 5859 7137 7651 7869 8127 8463 9331 9837 10881 11529 11739 11997 13237 14209 15093 16653 17019 17329 18361 21411 22953 23607 24583 25389 27993 29511 33883 34099 35217 35991 39711 42627 46999 49959 51057 51987 55083 66673 68859 70821 73749 76167 81313 83979 99463 101649 102297 105651 119133 121303 127881 140997 149877 155961 165249 172081 200019 206577 221247 237181 238693 243939 251937 298389 304947 306891 328993 357399 363909 383643 422991 440479 466711 467883 495747 516243 569191 600057 610987 663741 711543 716079 731817 866749 895167 914841 920673 986979 1057069 1091727 1268973 1321437 1400133 1456969 1548729 1707573 1800171 1832961 2066863 2134629 2148237 2195451 2600247 2685501 2866939 2960937 3083353 3171207 3275181 3964311 4200399 4276909 4370907 4646187 5122719 5498883 6067243 6200589 6403887 6444711 7399483 7800741 8600817 8882811 9250059 9513621 10198783 11892933 12601197 12830727 13112721 14468041 15368157 16496649 18201729 18601767 18940597 20068573 22198449 23402223 25802451 26869219 27750177 28540863 30596349 37270207 38492181 39338163 43404123 54605187 55805301 56821791 60205719 66595347 77407353 80607657 83250531 88875109 91789047 111810621 115476543 130212369 132584179 163815561 170465373 180617157 188084533 199786041 241822971 260891449 266625327 275367141 335431863 390637107 397752537 511396119 541851471 564253599 622125763 725468913 782674347 799875981 1006295589 1155376417 1193257611 1692760797 1866377289 2348023041 2399627943 3466129251 3579772833 5078282391 5599131867 7044069123 8087634919 10398387753 16797395601 24262904757 31195163259 72788714271 218366142813
• Sum of all divisors σ(n): 427848171520
• Sum of proper divisors (its aliquot sum) s(n): 209482028707
• 218366142813 is a deficient number, because the sum of its proper divisors (209482028707) is less than itself. Its deficiency is 8884114106

Bases of 218366142813

• Binary: 11001011010111101000101110100101011101₂
• Hexadecimal: 0x32D7A2E95D
• Base-36: 2SBDKA59

Squares and roots of 218366142813

• 218366142813 squared (218366142813²) is 47683772327027511552969
• 218366142813 cubed (218366142813³) is 10412521437826266927555636068161797
• The square root of 218366142813 is 467296.6325718601
• The cube root of 218366142813 is 6021.8292143359

Scales and comparisons

• 218,366,142,813 seconds is equal to 6,943 years, 19 weeks, 21 hours, 53 minutes, 33 seconds.
• To count from 1 to 218,366,142,813 would take you about thirteen thousand, eight hundred eighty-six 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 218366142813 cubic inches would be around 501.8 feet tall.

Recreational maths with 218366142813

• 218366142813 backwards is 318241663812
• The number of decimal digits it has is: 12
• The sum of 218366142813's digits is 45
• More coming soon!