216464605840

Names of 216464605840

• Cardinal: 216464605840 can be written as Two hundred sixteen billion, four hundred sixty-four million, six hundred five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.1646460584 × 10¹¹

Factors of 216464605840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 386543953

Divisors of 216464605840

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 386543939 773087878 1546175756 1932719695 2705807573 3092351512 3865439390 5411615146 6184703024 7730878780 10823230292 13529037865 15461757560 21646460584 27058075730 30923515120 43292921168 54116151460 108232302920 216464605840
• Sum of all divisors σ(n): 575177382720
• Sum of proper divisors (its aliquot sum) s(n): 358712776880
• 216464605840 is an abundant number, because the sum of its proper divisors (358712776880) is greater than itself. Its abundance is 142248171040

Bases of 216464605840

• Binary: 11001001100110010010111100001010010000₂
• Hexadecimal: 0x32664BC290
• Base-36: 2RFXFQTS

Squares and roots of 216464605840

• 216464605840 squared (216464605840²) is 46856925581466562105600
• 216464605840 cubed (216464605840³) is 10142865926866372175328584456704000
• The square root of 216464605840 is 465257.5693527189
• The cube root of 216464605840 is 6004.2988252073

Scales and comparisons

• 216,464,605,840 seconds is equal to 6,882 years, 47 weeks, 9 hours, 10 minutes, 40 seconds.
• To count from 1 to 216,464,605,840 would take you about thirteen thousand, seven hundred sixty-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 216464605840 cubic inches would be around 500.4 feet tall.

Recreational maths with 216464605840

• 216464605840 backwards is 048506464612
• The number of decimal digits it has is: 12
• The sum of 216464605840's digits is 46
• More coming soon!