13291100000

Names of 13291100000

• Cardinal: 13291100000 can be written as Thirteen billion, two hundred ninety-one million, one hundred thousand.

Scientific notation

• Scientific notation: 1.32911 × 10¹⁰

Factors of 13291100000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 132918

Divisors of 13291100000

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 3125 4000 5000 6250 10000 12500 20000 25000 50000 100000 132911 265822 531644 664555 1063288 1329110 2126576 2658220 3322775 4253152 5316440 6645550 10632880 13291100 16613875 21265760 26582200 33227750 53164400 66455500 83069375 106328800 132911000 166138750 265822000 332277500 415346875 531644000 664555000 830693750 1329110000 1661387500 2658220000 3322775000 6645550000 13291100000
• Sum of all divisors σ(n): 32706719136
• Sum of proper divisors (its aliquot sum) s(n): 19415619136
• 13291100000 is an abundant number, because the sum of its proper divisors (19415619136) is greater than itself. Its abundance is 6124519136

Bases of 13291100000

• Binary: 1100011000001101100001011101100000₂
• Hexadecimal: 0x318361760
• Base-36: 63T6EE8

Squares and roots of 13291100000

• 13291100000 squared (13291100000²) is 176653339210000000000
• 13291100000 cubed (13291100000³) is 2347917196774031000000000000000
• The square root of 13291100000 is 115287.0330956609
• The cube root of 13291100000 is 2368.7558972105

Scales and comparisons

• 13,291,100,000 seconds is equal to 422 years, 32 weeks, 4 hours, 13 minutes, 20 seconds.
• To count from 1 to 13,291,100,000 would take you about eight hundred forty-five 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 13291100000 cubic inches would be around 197.4 feet tall.

Recreational maths with 13291100000

• 13291100000 backwards is 00000119231
• The number of decimal digits it has is: 11
• The sum of 13291100000's digits is 17
• More coming soon!