4972681729

Names of 4972681729

• Cardinal: 4972681729 can be written as Four billion, nine hundred seventy-two million, six hundred eighty-one thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 4.972681729 × 10⁹

Factors of 4972681729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2316239

Divisors of 4972681729

• Number of divisors d(n): 8
• Complete list of divisors:
  1 19 113 2147 2316107 44006033 261720091 4972681729
• Sum of all divisors σ(n): 5280726240
• Sum of proper divisors (its aliquot sum) s(n): 308044511
• 4972681729 is a deficient number, because the sum of its proper divisors (308044511) is less than itself. Its deficiency is 4664637218

Bases of 4972681729

• Binary: 100101000011001010001101000000001₂
• Hexadecimal: 0x128651A01
• Base-36: 2A8LTS1

Squares and roots of 4972681729

• 4972681729 squared (4972681729²) is 24727563577930429441
• 4972681729 cubed (4972681729³) is 122962303606660514114384383489
• The square root of 4972681729 is 70517.2441960121
• The cube root of 4972681729 is 1706.8560186019

Scales and comparisons

• 4,972,681,729 seconds is equal to 158 years, 6 weeks, 4 hours, 28 minutes, 49 seconds.
• To count from 1 to 4,972,681,729 would take you about three hundred sixteen 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 4972681729 cubic inches would be around 142.2 feet tall.

Recreational maths with 4972681729

• 4972681729 backwards is 9271862794
• The number of decimal digits it has is: 10
• The sum of 4972681729's digits is 55
• More coming soon!