13388571864

Names of 13388571864

• Cardinal: 13388571864 can be written as Thirteen billion, three hundred eighty-eight million, five hundred seventy-one thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.3388571864 × 10¹⁰

Factors of 13388571864

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7878

Divisors of 13388571864

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 7873 15746 23619 31492 47238 62984 70857 94476 141714 188952 212571 283428 425142 566856 850284 1700568 61984129 123968258 185952387 247936516 371904774 495873032 557857161 743809548 1115714322 1487619096 1673571483 2231428644 3347142966 4462857288 6694285932 13388571864
• Sum of all divisors σ(n): 37195201800
• Sum of proper divisors (its aliquot sum) s(n): 23806629936
• 13388571864 is an abundant number, because the sum of its proper divisors (23806629936) is greater than itself. Its abundance is 10418058072

Bases of 13388571864

• Binary: 1100011110000001010110010011011000₂
• Hexadecimal: 0x31E0564D8
• Base-36: 65F7K60

Squares and roots of 13388571864

• 13388571864 squared (13388571864²) is 179253856557492434496
• 13388571864 cubed (13388571864³) is 2399953140419135106886008620544
• The square root of 13388571864 is 115708.9964695917
• The cube root of 13388571864 is 2374.5323172327

Scales and comparisons

• 13,388,571,864 seconds is equal to 425 years, 37 weeks, 1 day, 7 hours, 44 minutes, 24 seconds.
• To count from 1 to 13,388,571,864 would take you about eight hundred fifty-one 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 13388571864 cubic inches would be around 197.9 feet tall.

Recreational maths with 13388571864

• 13388571864 backwards is 46817588331
• 13388571864 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13388571864's digits is 54
• More coming soon!