5221988729

Names of 5221988729

• Cardinal: 5221988729 can be written as Five billion, two hundred twenty-one million, nine hundred eighty-eight thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 5.221988729 × 10⁹

Factors of 5221988729

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 26507754

Divisors of 5221988729

• Number of divisors d(n): 4
• Complete list of divisors:
  1 197 26507557 5221988729
• Sum of all divisors σ(n): 5248496484
• Sum of proper divisors (its aliquot sum) s(n): 26507755
• 5221988729 is a deficient number, because the sum of its proper divisors (26507755) is less than itself. Its deficiency is 5195480974

Bases of 5221988729

• Binary: 100110111010000010011100101111001₂
• Hexadecimal: 0x137413979
• Base-36: 2ED1CAH

Squares and roots of 5221988729

• 5221988729 squared (5221988729²) is 27269166285803035441
• 5221988729 cubed (5221988729³) is 142399278993690243786889544489
• The square root of 5221988729 is 72263.3290749879
• The cube root of 5221988729 is 1734.9167634689

Scales and comparisons

• 5,221,988,729 seconds is equal to 166 years, 2 weeks, 1 day, 16 hours, 25 minutes, 29 seconds.
• To count from 1 to 5,221,988,729 would take you about three hundred thirty-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 5221988729 cubic inches would be around 144.6 feet tall.

Recreational maths with 5221988729

• 5221988729 backwards is 9278891225
• The number of decimal digits it has is: 10
• The sum of 5221988729's digits is 53
• More coming soon!