12168718293696440

Names of 12168718293696440

• Cardinal: 12168718293696440 can be written as Twelve quadrillion, one hundred sixty-eight trillion, seven hundred eighteen billion, two hundred ninety-three million, six hundred ninety-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.216871829369644 × 10¹⁶

Factors of 12168718293696440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 43459708191787

Divisors of 12168718293696440

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 43459708191773 86919416383546 173838832767092 217298540958865 304217957342411 347677665534184 434597081917730 608435914684822 869194163835460 1216871829369644 1521089786712055 1738388327670920 2433743658739288 3042179573424110 6084359146848220 12168718293696440
• Sum of all divisors σ(n): 31290989898077280
• Sum of proper divisors (its aliquot sum) s(n): 19122271604380840
• 12168718293696440 is an abundant number, because the sum of its proper divisors (19122271604380840) is greater than itself. Its abundance is 6953553310684400

Bases of 12168718293696440

• Binary: 101011001110110110001010000011010001000111111110111000₂
• Hexadecimal: 0x2B3B6283447FB8
• Base-36: 3BTG80D2K6W

Squares and roots of 12168718293696440

• 12168718293696440 squared (12168718293696440²) is 148077704911342398185438868673600
• 12168718293696440 cubed (12168718293696440³) is 1801915876643235420794095267253928011863841984000
• The square root of 12168718293696440 is 110311913.6525898547
• The cube root of 12168718293696440 is 230010.8267978177

Scales and comparisons

• 12,168,718,293,696,440 seconds is equal to 386,927,601 years, 21 weeks, 6 days, 18 hours, 47 minutes, 20 seconds.
• To count from 1 to 12,168,718,293,696,440 would take you about one billion, one hundred sixty million, seven hundred eighty-two thousand, eight hundred four 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 12168718293696440 cubic inches would be around 19167.6 feet tall.

Recreational maths with 12168718293696440

• 12168718293696440 backwards is 04469639281786121
• The number of decimal digits it has is: 17
• The sum of 12168718293696440's digits is 77
• More coming soon!