18416476845

Names of 18416476845

• Cardinal: 18416476845 can be written as Eighteen billion, four hundred sixteen million, four hundred seventy-six thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 1.8416476845 × 10¹⁰

Factors of 18416476845

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 552341

Divisors of 18416476845

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 13 15 19 27 39 45 57 65 95 117 135 171 195 247 285 351 513 585 741 855 1235 1755 2223 2565 3705 6669 11115 33345 552301 1656903 2761505 4970709 7179913 8284515 10493719 14912127 21539739 24853545 31481157 35899565 52468595 64619217 74560635 94443471 107698695 136418347 157405785 193857651 283330413 323096085 409255041 472217355 682091735 969288255 1227765123 1416652065 2046275205 3683295369 6138825615 18416476845
• Sum of all divisors σ(n): 37114694400
• Sum of proper divisors (its aliquot sum) s(n): 18698217555
• 18416476845 is an abundant number, because the sum of its proper divisors (18698217555) is greater than itself. Its abundance is 281740710

Bases of 18416476845

• Binary: 10001001001101101010010001010101101₂
• Hexadecimal: 0x449B522AD
• Base-36: 8GKP0H9

Squares and roots of 18416476845

• 18416476845 squared (18416476845²) is 339166619382421154025
• 18416476845 cubed (18416476845³) is 6246254192453287383139591051125
• The square root of 18416476845 is 135707.3205284077
• The cube root of 18416476845 is 2640.8000351643

Scales and comparisons

• 18,416,476,845 seconds is equal to 585 years, 30 weeks, 3 days, 16 hours, 45 seconds.
• To count from 1 to 18,416,476,845 would take you about one thousand, one hundred seventy-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 18416476845 cubic inches would be around 220.1 feet tall.

Recreational maths with 18416476845

• 18416476845 backwards is 54867461481
• The number of decimal digits it has is: 11
• The sum of 18416476845's digits is 54
• More coming soon!