18815899104

Names of 18815899104

• Cardinal: 18815899104 can be written as Eighteen billion, eight hundred fifteen million, eight hundred ninety-nine thousand, one hundred four.

Scientific notation

• Scientific notation: 1.8815899104 × 10¹⁰

Factors of 18815899104

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21777666

Divisors of 18815899104

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 21777661 43555322 65332983 87110644 130665966 174221288 195998949 261331932 348442576 391997898 522663864 587996847 696885152 783995796 1045327728 1175993694 1567991592 2090655456 2351987388 3135983184 4703974776 6271966368 9407949552 18815899104
• Sum of all divisors σ(n): 54879708240
• Sum of proper divisors (its aliquot sum) s(n): 36063809136
• 18815899104 is an abundant number, because the sum of its proper divisors (36063809136) is greater than itself. Its abundance is 17247910032

Bases of 18815899104

• Binary: 10001100001100000111101010111100000₂
• Hexadecimal: 0x46183D5E0
• Base-36: 8N6I0O0

Squares and roots of 18815899104

• 18815899104 squared (18815899104²) is 354038059091908002816
• 18815899104 cubed (18815899104³) is 6661544398849330843836003876864
• The square root of 18815899104 is 137171.0578219765
• The cube root of 18815899104 is 2659.7551503573

Scales and comparisons

• 18,815,899,104 seconds is equal to 598 years, 14 weeks, 6 days, 14 hours, 38 minutes, 24 seconds.
• To count from 1 to 18,815,899,104 would take you about one thousand, one hundred ninety-six 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 18815899104 cubic inches would be around 221.6 feet tall.

Recreational maths with 18815899104

• 18815899104 backwards is 40199851881
• 18815899104 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18815899104's digits is 54
• More coming soon!