18672945716644013

Names of 18672945716644013

• Cardinal: 18672945716644013 can be written as Eighteen quadrillion, six hundred seventy-two trillion, nine hundred forty-five billion, seven hundred sixteen million, six hundred forty-four thousand and thirteen.

Scientific notation

• Scientific notation: 1.8672945716644013 × 10¹⁶

Factors of 18672945716644013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1916083

Divisors of 18672945716644013

• Number of divisors d(n): 8
• Complete list of divisors:
  1 82183 133633 1700267 10982360839 139733042861 227211780011 18672945716644013
• Sum of all divisors σ(n): 18673323645743808
• Sum of proper divisors (its aliquot sum) s(n): 377929099795
• 18672945716644013 is a deficient number, because the sum of its proper divisors (377929099795) is less than itself. Its deficiency is 18672567787544218

Bases of 18672945716644013

• Binary: 1000010010101101111000111111000010110011100100010101101₂
• Hexadecimal: 0x4256F1F859C8AD
• Base-36: 53V08U6IO4T

Squares and roots of 18672945716644013

• 18672945716644013 squared (18672945716644013²) is 348678901736733992235211368744169
• 18672945716644013 cubed (18672945716644013³) is 6510862204669085705684246660887302007749042510197
• The square root of 18672945716644013 is 136648987.2507074711
• The cube root of 18672945716644013 is 265300.2208813817

Scales and comparisons

• 18,672,945,716,644,013 seconds is equal to 593,741,914 years, 29 weeks, 6 days, 14 hours, 26 minutes, 53 seconds.
• To count from 1 to 18,672,945,716,644,013 would take you about one billion, seven hundred eighty-one million, two hundred twenty-five thousand, seven hundred forty-three 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 18672945716644013 cubic inches would be around 22108.4 feet tall.

Recreational maths with 18672945716644013

• 18672945716644013 backwards is 31044661754927681
• The number of decimal digits it has is: 17
• The sum of 18672945716644013's digits is 74
• More coming soon!