18182273109

Names of 18182273109

• Cardinal: 18182273109 can be written as Eighteen billion, one hundred eighty-two million, two hundred seventy-three thousand, one hundred nine.

Scientific notation

• Scientific notation: 1.8182273109 × 10¹⁰

Factors of 18182273109

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11571

Divisors of 18182273109

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 11 13 17 21 31 33 39 51 77 91 93 119 143 187 217 221 231 273 341 357 403 429 527 561 651 663 1001 1023 1209 1309 1547 1581 2387 2431 2821 3003 3689 3927 4433 4641 5797 6851 7161 7293 8463 11067 11489 13299 17017 17391 20553 31031 34467 40579 47957 51051 75361 80423 93093 121737 126379 143871 149357 195313 226083 241269 356159 379137 448071 527527 585939 884653 1045499 1068477 1367191 1582581 1642927 2148443 2493113 2539069 2653959 3136497 3917749 4101573 4630067 4928781 6054703 6445329 7479339 7617207 11500489 11753247 13890201 15039101 17773483 18164109 27424243 27929759 32410469 34501467 42382921 45117303 50930737 53320449 66601733 78711139 82272729 83789277 97231407 127148763 152792211 195508313 199805199 236133417 356515159 466212131 550977973 586524939 865822529 1069545477 1398636393 1652933919 2597467587 6060757703 18182273109
• Sum of all divisors σ(n): 35579658240
• Sum of proper divisors (its aliquot sum) s(n): 17397385131
• 18182273109 is a deficient number, because the sum of its proper divisors (17397385131) is less than itself. Its deficiency is 784887978

Bases of 18182273109

• Binary: 10000111011101111110111100001010101₂
• Hexadecimal: 0x43BBF7855
• Base-36: 8CP97PX

Squares and roots of 18182273109

• 18182273109 squared (18182273109²) is 330595055410264525881
• 18182273109 cubed (18182273109³) is 6010969585954417651502740834029
• The square root of 18182273109 is 134841.6593972353
• The cube root of 18182273109 is 2629.5578253479

Scales and comparisons

• 18,182,273,109 seconds is equal to 578 years, 7 weeks, 1 day, 23 hours, 25 minutes, 9 seconds.
• To count from 1 to 18,182,273,109 would take you about one thousand, one hundred fifty-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 18182273109 cubic inches would be around 219.1 feet tall.

Recreational maths with 18182273109

• 18182273109 backwards is 90137228181
• The number of decimal digits it has is: 11
• The sum of 18182273109's digits is 42
• More coming soon!