16221165079664

Names of 16221165079664

• Cardinal: 16221165079664 can be written as Sixteen trillion, two hundred twenty-one billion, one hundred sixty-five million, seventy-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.6221165079664 × 10¹³

Factors of 16221165079664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 75207

Divisors of 16221165079664

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 1151 2302 4604 9208 14887 18416 29774 59167 59548 118334 119096 236668 238192 473336 946672 17134937 34269874 68101217 68539748 136202434 137079496 272404868 274158992 544809736 880819129 1089619472 1761638258 3523276516 7046553032 14093106064 1013822817479 2027645634958 4055291269916 8110582539832 16221165079664
• Sum of all divisors σ(n): 31458457387008
• Sum of proper divisors (its aliquot sum) s(n): 15237292307344
• 16221165079664 is a deficient number, because the sum of its proper divisors (15237292307344) is less than itself. Its deficiency is 983872772320

Bases of 16221165079664

• Binary: 11101100000011001000110010000100110001110000₂
• Hexadecimal: 0xEC0C8C84C70
• Base-36: 5QZWEVBZK

Squares and roots of 16221165079664

• 16221165079664 squared (16221165079664²) is 263126196541710783466352896
• 16221165079664 cubed (16221165079664³) is 4268213470887205322185830128307377106944
• The square root of 16221165079664 is 4027550.7544491603
• The cube root of 16221165079664 is 25313.9944967201

Scales and comparisons

• 16,221,165,079,664 seconds is equal to 515,782 years, 45 weeks, 3 days, 4 hours, 47 minutes, 44 seconds.
• To count from 1 to 16,221,165,079,664 would take you about one million, two hundred eighty-nine thousand, four hundred fifty-seven 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 16221165079664 cubic inches would be around 2109.5 feet tall.

Recreational maths with 16221165079664

• 16221165079664 backwards is 46697056112261
• The number of decimal digits it has is: 14
• The sum of 16221165079664's digits is 56
• More coming soon!