13678478142

Names of 13678478142

• Cardinal: 13678478142 can be written as Thirteen billion, six hundred seventy-eight million, four hundred seventy-eight thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.3678478142 × 10¹⁰

Factors of 13678478142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 640360

Divisors of 13678478142

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 509 1018 1527 3054 3563 7126 10689 21378 639839 1279678 1919517 3839034 4478873 8957746 13436619 26873238 325678051 651356102 977034153 1954068306 2279746357 4559492714 6839239071 13678478142
• Sum of all divisors σ(n): 31326566400
• Sum of proper divisors (its aliquot sum) s(n): 17648088258
• 13678478142 is an abundant number, because the sum of its proper divisors (17648088258) is greater than itself. Its abundance is 3969610116

Bases of 13678478142

• Binary: 1100101111010011010000001100111110₂
• Hexadecimal: 0x32F4D033E
• Base-36: 6A7T9A6

Squares and roots of 13678478142

• 13678478142 squared (13678478142²) is 187100764281171772164
• 13678478142 cubed (13678478142³) is 2559253714571502427692678039288
• The square root of 13678478142 is 116955.0261510809
• The cube root of 13678478142 is 2391.5488721265

Scales and comparisons

• 13,678,478,142 seconds is equal to 434 years, 48 weeks, 3 days, 17 hours, 15 minutes, 42 seconds.
• To count from 1 to 13,678,478,142 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 13678478142 cubic inches would be around 199.3 feet tall.

Recreational maths with 13678478142

• 13678478142 backwards is 24187487631
• The number of decimal digits it has is: 11
• The sum of 13678478142's digits is 51
• More coming soon!