20983530729

Names of 20983530729

• Cardinal: 20983530729 can be written as Twenty billion, nine hundred eighty-three million, five hundred thirty thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 2.0983530729 × 10¹⁰

Factors of 20983530729

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2248

Divisors of 20983530729

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 17 21 23 49 51 69 119 147 161 181 357 391 483 543 833 1127 1173 1267 2017 2499 2737 3077 3381 3801 4163 6051 8211 8869 9231 12489 14119 19159 21539 26607 29141 34289 42357 46391 57477 64617 70771 87423 98833 102867 139173 150773 203987 212313 240023 296499 324737 365077 452319 495397 611961 720069 788647 974211 1095231 1486191 1680161 2273159 2365941 2555539 3467779 5040483 5520529 6206309 6819477 7666617 8396771 10403337 16561587 17888773 18618927 25190313 38643703 43444163 53666319 58777397 115931109 130332489 142745107 176332191 304109141 411441779 428235321 912327423 999215749 1234325337 2997647247 6994510243 20983530729
• Sum of all divisors σ(n): 36175216896
• Sum of proper divisors (its aliquot sum) s(n): 15191686167
• 20983530729 is a deficient number, because the sum of its proper divisors (15191686167) is less than itself. Its deficiency is 5791844562

Bases of 20983530729

• Binary: 10011100010101101110100010011101001₂
• Hexadecimal: 0x4E2B744E9
• Base-36: 9N11VXL

Squares and roots of 20983530729

• 20983530729 squared (20983530729²) is 440308561854887271441
• 20983530729 cubed (20983530729³) is 9239228237923824299113187610489
• The square root of 20983530729 is 144856.9319328557
• The cube root of 20983530729 is 2758.2027580759

Scales and comparisons

• 20,983,530,729 seconds is equal to 667 years, 10 weeks, 6 days, 22 hours, 32 minutes, 9 seconds.
• To count from 1 to 20,983,530,729 would take you about one thousand, three hundred thirty-four 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 20983530729 cubic inches would be around 229.9 feet tall.

Recreational maths with 20983530729

• 20983530729 backwards is 92703538902
• The number of decimal digits it has is: 11
• The sum of 20983530729's digits is 48
• More coming soon!