13297897668

Names of 13297897668

• Cardinal: 13297897668 can be written as Thirteen billion, two hundred ninety-seven million, eight hundred ninety-seven thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3297897668 × 10¹⁰

Factors of 13297897668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 318130

Divisors of 13297897668

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 11 12 22 33 44 66 132 317 634 951 1268 1902 3487 3804 6974 10461 13948 20922 41844 317797 635594 953391 1271188 1906782 3495767 3813564 6991534 10487301 13983068 20974602 41949204 100741649 201483298 302224947 402966596 604449894 1108158139 1208899788 2216316278 3324474417 4432632556 6648948834 13297897668
• Sum of all divisors σ(n): 33956080704
• Sum of proper divisors (its aliquot sum) s(n): 20658183036
• 13297897668 is an abundant number, because the sum of its proper divisors (20658183036) is greater than itself. Its abundance is 7360285368

Bases of 13297897668

• Binary: 1100011000100111011101000011000100₂
• Hexadecimal: 0x3189DD0C4
• Base-36: 63X83IC

Squares and roots of 13297897668

• 13297897668 squared (13297897668²) is 176834082388599838224
• 13297897668 cubed (13297897668³) is 2351521531818281658504106861632
• The square root of 13297897668 is 115316.5108213043
• The cube root of 13297897668 is 2369.1596579187

Scales and comparisons

• 13,297,897,668 seconds is equal to 422 years, 43 weeks, 1 day, 20 hours, 27 minutes, 48 seconds.
• To count from 1 to 13,297,897,668 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 13297897668 cubic inches would be around 197.4 feet tall.

Recreational maths with 13297897668

• 13297897668 backwards is 86679879231
• 13297897668 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13297897668's digits is 66
• More coming soon!