18068387985039616

Names of 18068387985039616

• Cardinal: 18068387985039616 can be written as Eighteen quadrillion, sixty-eight trillion, three hundred eighty-seven billion, nine hundred eighty-five million, thirty-nine thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 1.8068387985039616 × 10¹⁶

Factors of 18068387985039616

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1200176

Divisors of 18068387985039616

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 392 448 784 896 1568 1792 3136 6272 12544 1200167 2400334 4800668 8401169 9601336 16802338 19202672 33604676 38405344 58808183 67209352 76810688 117616366 134418704 153621376 235232732 268837408 307242752 470465464 537674816 940930928 1075349632 1881861856 2150699264 3763723712 7527447424 15054894848 1440400827889 2880801655778 5761603311556 10082805795223 11523206623112 20165611590446 23046413246224 40331223180892 46092826492448 70579640566561 80662446361784 92185652984896 141159281133122 161324892723568 184371305969792 282318562266244 322649785447136 368742611939584 564637124532488 645299570894272 1129274249064976 1290599141788544 2258548498129952 2581198283577088 4517096996259904 9034193992519808 18068387985039616
• Sum of all divisors σ(n): 41954589871216239
• Sum of proper divisors (its aliquot sum) s(n): 23886201886176623
• 18068387985039616 is an abundant number, because the sum of its proper divisors (23886201886176623) is greater than itself. Its abundance is 5817813901137007

Bases of 18068387985039616

• Binary: 1000000001100010001101001100111100000110010000100000000₂
• Hexadecimal: 0x40311A67832100
• Base-36: 4XWPIUMC7WG

Squares and roots of 18068387985039616

• 18068387985039616 squared (18068387985039616²) is 326466644377923954741829089427456
• 18068387985039616 cubed (18068387985039616³) is 5898725994794282285684624331725588820722918096896
• 18068387985039616 is a perfect square number. Its square root is 134418704
• The cube root of 18068387985039616 is 262405.6222354761

Scales and comparisons

• 18,068,387,985,039,616 seconds is equal to 574,518,848 years, 37 weeks, 6 days, 23 hours, 16 seconds.
• To count from 1 to 18,068,387,985,039,616 would take you about one billion, seven hundred twenty-three million, five hundred fifty-six thousand, five hundred forty-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 18068387985039616 cubic inches would be around 21867.1 feet tall.

Recreational maths with 18068387985039616

• 18068387985039616 backwards is 61693058978386081
• The number of decimal digits it has is: 17
• The sum of 18068387985039616's digits is 88
• More coming soon!