13189661172

Names of 13189661172

• Cardinal: 13189661172 can be written as Thirteen billion, one hundred eighty-nine million, six hundred sixty-one thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.3189661172 × 10¹⁰

Factors of 13189661172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 38427

Divisors of 13189661172

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 17573 20849 35146 41698 52719 62547 70292 83396 105438 125094 158157 187641 210876 250188 316314 375282 632628 750564 366379477 732758954 1099138431 1465517908 2198276862 3297415293 4396553724 6594830586 13189661172
• Sum of all divisors σ(n): 33344028900
• Sum of proper divisors (its aliquot sum) s(n): 20154367728
• 13189661172 is an abundant number, because the sum of its proper divisors (20154367728) is greater than itself. Its abundance is 6964706556

Bases of 13189661172

• Binary: 1100010010001010100100000111110100₂
• Hexadecimal: 0x3122A41F4
• Base-36: 624S7P0

Squares and roots of 13189661172

• 13189661172 squared (13189661172²) is 173967161832164413584
• 13189661172 cubed (13189661172³) is 2294567919620739346569034160448
• The square root of 13189661172 is 114846.2501433983
• The cube root of 13189661172 is 2362.7143176027

Scales and comparisons

• 13,189,661,172 seconds is equal to 419 years, 20 weeks, 2 days, 2 hours, 46 minutes, 12 seconds.
• To count from 1 to 13,189,661,172 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 13189661172 cubic inches would be around 196.9 feet tall.

Recreational maths with 13189661172

• 13189661172 backwards is 27116698131
• The number of decimal digits it has is: 11
• The sum of 13189661172's digits is 45
• More coming soon!