9749540540

Names of 9749540540

• Cardinal: 9749540540 can be written as Nine billion, seven hundred forty-nine million, five hundred forty thousand, five hundred forty.

Scientific notation

• Scientific notation: 9.74954054 × 10⁹

Factors of 9749540540

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 487477034

Divisors of 9749540540

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 487477027 974954054 1949908108 2437385135 4874770270 9749540540
• Sum of all divisors σ(n): 20474035176
• Sum of proper divisors (its aliquot sum) s(n): 10724494636
• 9749540540 is an abundant number, because the sum of its proper divisors (10724494636) is greater than itself. Its abundance is 974954096

Bases of 9749540540

• Binary: 1001000101000111100010111010111100₂
• Hexadecimal: 0x2451E2EBC
• Base-36: 4H8MHMK

Squares and roots of 9749540540

• 9749540540 squared (9749540540²) is 95053540741103491600
• 9749540540 cubed (9749540540³) is 926728348925930135689749464000
• The square root of 9749540540 is 98739.7616970995
• The cube root of 9749540540 is 2136.2957827875

Scales and comparisons

• 9,749,540,540 seconds is equal to 310 years, 1 day, 21 hours, 42 minutes, 20 seconds.
• To count from 1 to 9,749,540,540 would take you about six hundred twenty 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 9749540540 cubic inches would be around 178 feet tall.

Recreational maths with 9749540540

• 9749540540 backwards is 0450459479
• The number of decimal digits it has is: 10
• The sum of 9749540540's digits is 47
• More coming soon!