18532137500

Names of 18532137500

• Cardinal: 18532137500 can be written as Eighteen billion, five hundred thirty-two million, one hundred thirty-seven thousand, five hundred.

Scientific notation

• Scientific notation: 1.85321375 × 10¹⁰

Factors of 18532137500

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8379

Divisors of 18532137500

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 25 50 100 125 181 250 362 500 625 724 905 1250 1810 2500 3125 3620 4525 6250 8191 9050 12500 16382 18100 22625 32764 40955 45250 81910 90500 113125 163820 204775 226250 409550 452500 565625 819100 1023875 1131250 1482571 2047750 2262500 2965142 4095500 5119375 5930284 7412855 10238750 14825710 20477500 25596875 29651420 37064275 51193750 74128550 102387500 148257100 185321375 370642750 741285500 926606875 1853213750 3706427500 4633034375 9266068750 18532137500
• Sum of all divisors σ(n): 40765390848
• Sum of proper divisors (its aliquot sum) s(n): 22233253348
• 18532137500 is an abundant number, because the sum of its proper divisors (22233253348) is greater than itself. Its abundance is 3701115848

Bases of 18532137500

• Binary: 10001010000100110011111101000011100₂
• Hexadecimal: 0x45099FA1C
• Base-36: 8IHK0T8

Squares and roots of 18532137500

• 18532137500 squared (18532137500²) is 343440120318906250000
• 18532137500 cubed (18532137500³) is 6364679532766514474609375000000
• The square root of 18532137500 is 136132.7936244609
• The cube root of 18532137500 is 2646.3168245879

Scales and comparisons

• 18,532,137,500 seconds is equal to 589 years, 13 weeks, 5 days, 7 hours, 58 minutes, 20 seconds.
• To count from 1 to 18,532,137,500 would take you about one thousand, one hundred seventy-eight 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 18532137500 cubic inches would be around 220.5 feet tall.

Recreational maths with 18532137500

• 18532137500 backwards is 00573123581
• The number of decimal digits it has is: 11
• The sum of 18532137500's digits is 35
• More coming soon!