5320780721

Names of 5320780721

• Cardinal: 5320780721 can be written as Five billion, three hundred twenty million, seven hundred eighty thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 5.320780721 × 10⁹

Factors of 5320780721

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 11492430

Divisors of 5320780721

• Number of divisors d(n): 4
• Complete list of divisors:
  1 463 11491967 5320780721
• Sum of all divisors σ(n): 5332273152
• Sum of proper divisors (its aliquot sum) s(n): 11492431
• 5320780721 is a deficient number, because the sum of its proper divisors (11492431) is less than itself. Its deficiency is 5309288290

Bases of 5320780721

• Binary: 100111101001001001010101110110001₂
• Hexadecimal: 0x13D24ABB1
• Base-36: 2FZUSOH

Squares and roots of 5320780721

• 5320780721 squared (5320780721²) is 28310707480965279841
• 5320780721 cubed (5320780721³) is 150635066562590535448362745361
• The square root of 5320780721 is 72943.6818442831
• The cube root of 5320780721 is 1745.7891380717

Scales and comparisons

• 5,320,780,721 seconds is equal to 169 years, 9 weeks, 4 days, 2 hours, 38 minutes, 41 seconds.
• To count from 1 to 5,320,780,721 would take you about three hundred thirty-eight 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 5320780721 cubic inches would be around 145.5 feet tall.

Recreational maths with 5320780721

• 5320780721 backwards is 1270870235
• The number of decimal digits it has is: 10
• The sum of 5320780721's digits is 35
• More coming soon!