72916393664

Names of 72916393664

• Cardinal: 72916393664 can be written as Seventy-two billion, nine hundred sixteen million, three hundred ninety-three thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 7.2916393664 × 10¹⁰

Factors of 72916393664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 12315

Divisors of 72916393664

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 64 127 254 508 787 1016 1574 2032 3148 4064 6296 8128 11399 12592 22798 25184 45596 50368 91192 99949 182384 199898 364768 399796 729536 799592 1447673 1599184 2895346 3198368 5790692 6396736 8971013 11581384 17942026 23162768 35884052 46325536 71768104 92651072 143536208 287072416 574144832 1139318651 2278637302 4557274604 9114549208 18229098416 36458196832 72916393664
• Sum of all divisors σ(n): 146030899200
• Sum of proper divisors (its aliquot sum) s(n): 73114505536
• 72916393664 is an abundant number, because the sum of its proper divisors (73114505536) is greater than itself. Its abundance is 198111872

Bases of 72916393664

• Binary: 1000011111010001001111101111011000000₂
• Hexadecimal: 0x10FA27DEC0
• Base-36: XHWJDFK

Squares and roots of 72916393664

• 72916393664 squared (72916393664²) is 5316800464963419344896
• 72916393664 cubed (72916393664³) is 387681915736210924311949725138944
• The square root of 72916393664 is 270030.3569304755
• The cube root of 72916393664 is 4177.7430652499

Scales and comparisons

• 72,916,393,664 seconds is equal to 2,318 years, 26 weeks, 5 days, 17 hours, 47 minutes, 44 seconds.
• To count from 1 to 72,916,393,664 would take you about four thousand, six hundred thirty-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 72916393664 cubic inches would be around 348.1 feet tall.

Recreational maths with 72916393664

• 72916393664 backwards is 46639361927
• The number of decimal digits it has is: 11
• The sum of 72916393664's digits is 56
• More coming soon!