13181347340

Names of 13181347340

• Cardinal: 13181347340 can be written as Thirteen billion, one hundred eighty-one million, three hundred forty-seven thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.318134734 × 10¹⁰

Factors of 13181347340

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 53484

Divisors of 13181347340

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 70 140 1823 3646 7292 9115 12761 18230 25522 36460 51044 51647 63805 103294 127610 206588 255220 258235 361529 516470 723058 1032940 1446116 1807645 3615290 7230580 94152481 188304962 376609924 470762405 659067367 941524810 1318134734 1883049620 2636269468 3295336835 6590673670 13181347340
• Sum of all divisors σ(n): 31653199872
• Sum of proper divisors (its aliquot sum) s(n): 18471852532
• 13181347340 is an abundant number, because the sum of its proper divisors (18471852532) is greater than itself. Its abundance is 5290505192

Bases of 13181347340

• Binary: 1100010001101010110110011000001100₂
• Hexadecimal: 0x311AB660C
• Base-36: 61ZU0P8

Squares and roots of 13181347340

• 13181347340 squared (13181347340²) is 173747917697725075600
• 13181347340 cubed (13181347340³) is 2290231652775447349311358904000
• The square root of 13181347340 is 114810.0489504295
• The cube root of 13181347340 is 2362.2177837817

Scales and comparisons

• 13,181,347,340 seconds is equal to 419 years, 6 weeks, 3 days, 21 hours, 22 minutes, 20 seconds.
• To count from 1 to 13,181,347,340 would take you about eight 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 13181347340 cubic inches would be around 196.9 feet tall.

Recreational maths with 13181347340

• 13181347340 backwards is 04374318131
• 13181347340 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13181347340's digits is 35
• More coming soon!