18489612339

Names of 18489612339

• Cardinal: 18489612339 can be written as Eighteen billion, four hundred eighty-nine million, six hundred twelve thousand, three hundred thirty-nine.

Scientific notation

• Scientific notation: 1.8489612339 × 10¹⁰

Factors of 18489612339

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3305

Divisors of 18489612339

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 11 27 33 61 81 99 109 183 297 327 549 671 891 981 1199 1647 2013 2943 3121 3597 4941 6039 6649 8829 9363 10791 18117 19947 28089 32373 34331 54351 59841 73139 84267 97119 102993 179523 190381 219417 252801 308979 340189 538569 571143 658251 926937 1020567 1713429 1974753 2094191 2780811 3061701 3742079 5140287 5924259 6282573 9185103 11226237 15420861 18847719 20751529 27555309 33678711 56543157 62254587 101036133 169629471 186763761 228266819 303108399 560291283 684800457 1680873849 2054401371 6163204113 18489612339
• Sum of all divisors σ(n): 30916042080
• Sum of proper divisors (its aliquot sum) s(n): 12426429741
• 18489612339 is a deficient number, because the sum of its proper divisors (12426429741) is less than itself. Its deficiency is 6063182598

Bases of 18489612339

• Binary: 10001001110000100010001100000110011₂
• Hexadecimal: 0x44E111833
• Base-36: 8HS8K6R

Squares and roots of 18489612339

• 18489612339 squared (18489612339²) is 341865764446501050921
• 18489612339 cubed (18489612339³) is 6320965456591693336485388914219
• The square root of 18489612339 is 135976.5139242803
• The cube root of 18489612339 is 2644.2911320865

Scales and comparisons

• 18,489,612,339 seconds is equal to 587 years, 47 weeks, 3 days, 3 hours, 25 minutes, 39 seconds.
• To count from 1 to 18,489,612,339 would take you about one thousand, one hundred seventy-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 18489612339 cubic inches would be around 220.4 feet tall.

Recreational maths with 18489612339

• 18489612339 backwards is 93321698481
• The number of decimal digits it has is: 11
• The sum of 18489612339's digits is 54
• More coming soon!