18697136331744

Names of 18697136331744

• Cardinal: 18697136331744 can be written as Eighteen trillion, six hundred ninety-seven billion, one hundred thirty-six million, three hundred thirty-one thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8697136331744 × 10¹³

Factors of 18697136331744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4993893269

Divisors of 18697136331744

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 936 1248 1872 3744 4993893251 9987786502 14981679753 19975573004 29963359506 39951146008 44945039259 59926719012 64920612263 79902292016 89890078518 119853438024 129841224526 159804584032 179780157036 194761836789 239706876048 259682449052 359560314072 389523673578 479413752096 519364898104 584285510367 719120628144 779047347156 1038729796208 1168571020734 1438241256288 1558094694312 2077459592416 2337142041468 3116189388624 4674284082936 6232378777248 9348568165872 18697136331744
• Sum of all divisors σ(n): 57259980027432
• Sum of proper divisors (its aliquot sum) s(n): 38562843695688
• 18697136331744 is an abundant number, because the sum of its proper divisors (38562843695688) is greater than itself. Its abundance is 19865707363944

Bases of 18697136331744

• Binary: 100010000000101000100001010110101101111100000₂
• Hexadecimal: 0x1101442B5BE0
• Base-36: 6MLCG8540

Squares and roots of 18697136331744

• 18697136331744 squared (18697136331744²) is 349582907007821480422081536
• 18697136331744 cubed (18697136331744³) is 6536199271572623185575725082823913078784
• The square root of 18697136331744 is 4324018.5397086355
• The cube root of 18697136331744 is 26541.4736042005

Scales and comparisons

• 18,697,136,331,744 seconds is equal to 594,511 years, 5 weeks, 1 day, 21 hours, 2 minutes, 24 seconds.
• To count from 1 to 18,697,136,331,744 would take you about one million, four hundred eighty-six thousand, two hundred seventy-seven 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 18697136331744 cubic inches would be around 2211.8 feet tall.

Recreational maths with 18697136331744

• 18697136331744 backwards is 44713363179681
• The number of decimal digits it has is: 14
• The sum of 18697136331744's digits is 63
• More coming soon!