13666329418

Names of 13666329418

• Cardinal: 13666329418 can be written as Thirteen billion, six hundred sixty-six million, three hundred twenty-nine thousand, four hundred eighteen.

Scientific notation

• Scientific notation: 1.3666329418 × 10¹⁰

Factors of 13666329418

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 165

Divisors of 13666329418

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 49 59 97 98 118 194 343 413 679 686 826 1358 2891 3481 4753 5723 5782 6962 9506 11446 20237 24367 33271 40061 40474 48734 66542 80122 170569 205379 280427 337657 341138 410758 560854 675314 1193983 1437653 1962989 2363599 2387966 2875306 3925978 4727198 10063571 16545193 19921763 20127142 33090386 39843526 70444997 115816351 139452341 140889994 231632702 278904682 976166387 1952332774 6833164709 13666329418
• Sum of all divisors σ(n): 24568992000
• Sum of proper divisors (its aliquot sum) s(n): 10902662582
• 13666329418 is a deficient number, because the sum of its proper divisors (10902662582) is less than itself. Its deficiency is 2763666836

Bases of 13666329418

• Binary: 1100101110100100111010001101001010₂
• Hexadecimal: 0x32E93A34A
• Base-36: 6A0KV9M

Squares and roots of 13666329418

• 13666329418 squared (13666329418²) is 186768559761292218724
• 13666329418 cubed (13666329418³) is 2552440662623238906442291622632
• The square root of 13666329418 is 116903.0770253717
• The cube root of 13666329418 is 2390.8406336617

Scales and comparisons

• 13,666,329,418 seconds is equal to 434 years, 28 weeks, 3 days, 2 hours, 36 minutes, 58 seconds.
• To count from 1 to 13,666,329,418 would take you about eight hundred sixty-nine 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 13666329418 cubic inches would be around 199.2 feet tall.

Recreational maths with 13666329418

• 13666329418 backwards is 81492366631
• 13666329418 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13666329418's digits is 49
• More coming soon!