18489085452

Names of 18489085452

• Cardinal: 18489085452 can be written as Eighteen billion, four hundred eighty-nine million, eighty-five thousand, four hundred fifty-two.

Scientific notation

• Scientific notation: 1.8489085452 × 10¹⁰

Factors of 18489085452

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 49578

Divisors of 18489085452

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 101 103 202 206 303 309 404 412 606 618 909 927 1212 1236 1818 1854 3636 3708 10403 20806 31209 41612 49369 62418 93627 98738 124836 148107 187254 197476 296214 374508 444321 592428 888642 1777284 4986269 5085007 9972538 10170014 14958807 15255021 19945076 20340028 29917614 30510042 44876421 45765063 59835228 61020084 89752842 91530126 179505684 183060252 513585707 1027171414 1540757121 2054342828 3081514242 4622271363 6163028484 9244542726 18489085452
• Sum of all divisors σ(n): 47658243360
• Sum of proper divisors (its aliquot sum) s(n): 29169157908
• 18489085452 is an abundant number, because the sum of its proper divisors (29169157908) is greater than itself. Its abundance is 10680072456

Bases of 18489085452

• Binary: 10001001110000010010000111000001100₂
• Hexadecimal: 0x44E090E0C
• Base-36: 8HRX9N0

Squares and roots of 18489085452

• 18489085452 squared (18489085452²) is 341846280851358044304
• 18489085452 cubed (18489085452³) is 6320425098109150191384257865408
• The square root of 18489085452 is 135974.5764913427
• The cube root of 18489085452 is 2644.2660142739

Scales and comparisons

• 18,489,085,452 seconds is equal to 587 years, 46 weeks, 4 days, 1 hour, 4 minutes, 12 seconds.
• To count from 1 to 18,489,085,452 would take you about one thousand, one hundred seventy-five 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 18489085452 cubic inches would be around 220.4 feet tall.

Recreational maths with 18489085452

• 18489085452 backwards is 25458098481
• The number of decimal digits it has is: 11
• The sum of 18489085452's digits is 54
• More coming soon!