16864921359

Names of 16864921359

• Cardinal: 16864921359 can be written as Sixteen billion, eight hundred sixty-four million, nine hundred twenty-one thousand, three hundred fifty-nine.

Scientific notation

• Scientific notation: 1.6864921359 × 10¹⁰

Factors of 16864921359

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4207

Divisors of 16864921359

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 11 13 27 33 39 99 117 143 297 351 429 1287 2081 2099 3861 6243 6297 18729 18891 22891 23089 27053 27287 56187 56673 68673 69267 81159 81861 206019 207801 243477 245583 297583 300157 618057 623403 730431 736749 892749 900471 2678247 2701413 4368019 8034741 8104239 13104057 39312171 48048209 56784247 117936513 144144627 170352741 432433881 511058223 624626717 1297301643 1533174669 1873880151 5621640453 16864921359
• Sum of all divisors σ(n): 29381184000
• Sum of proper divisors (its aliquot sum) s(n): 12516262641
• 16864921359 is a deficient number, because the sum of its proper divisors (12516262641) is less than itself. Its deficiency is 4348658718

Bases of 16864921359

• Binary: 1111101101001110100100011100001111₂
• Hexadecimal: 0x3ED3A470F
• Base-36: 7QWXSLR

Squares and roots of 16864921359

• 16864921359 squared (16864921359²) is 284425572445254406881
• 16864921359 cubed (16864921359³) is 4796814911777772904796253471279
• The square root of 16864921359 is 129865.0120663761
• The cube root of 16864921359 is 2564.4531743591

Scales and comparisons

• 16,864,921,359 seconds is equal to 536 years, 13 weeks, 20 hours, 22 minutes, 39 seconds.
• To count from 1 to 16,864,921,359 would take you about one thousand and seventy-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 16864921359 cubic inches would be around 213.7 feet tall.

Recreational maths with 16864921359

• 16864921359 backwards is 95312946861
• The number of decimal digits it has is: 11
• The sum of 16864921359's digits is 54
• More coming soon!