16197201990

Names of 16197201990

• Cardinal: 16197201990 can be written as Sixteen billion, one hundred ninety-seven million, two hundred one thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.619720199 × 10¹⁰

Factors of 16197201990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 36208

Divisors of 16197201990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 1741 3482 5223 8705 10446 15669 17410 26115 31338 34457 47007 52230 68914 78345 94014 103371 156690 172285 206742 235035 310113 344570 470070 516855 620226 930339 1033710 1550565 1860678 3101130 4651695 9303390 59989637 119979274 179968911 299948185 359937822 539906733 599896370 899844555 1079813466 1619720199 1799689110 2699533665 3239440398 5399067330 8098600995 16197201990
• Sum of all divisors σ(n): 43218601920
• Sum of proper divisors (its aliquot sum) s(n): 27021399930
• 16197201990 is an abundant number, because the sum of its proper divisors (27021399930) is greater than itself. Its abundance is 10824197940

Bases of 16197201990

• Binary: 1111000101011011011011000001000110₂
• Hexadecimal: 0x3C56DB046
• Base-36: 7FVE91I

Squares and roots of 16197201990

• 16197201990 squared (16197201990²) is 262349352304859960100
• 16197201990 cubed (16197201990³) is 4249325451227488832403040599000
• The square root of 16197201990 is 127268.2285175685
• The cube root of 16197201990 is 2530.1523126391

Scales and comparisons

• 16,197,201,990 seconds is equal to 515 years, 1 week, 14 hours, 46 minutes, 30 seconds.
• To count from 1 to 16,197,201,990 would take you about one thousand and thirty 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 16197201990 cubic inches would be around 210.8 feet tall.

Recreational maths with 16197201990

• 16197201990 backwards is 09910279161
• 16197201990 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16197201990's digits is 45
• More coming soon!