18318668738670

Names of 18318668738670

• Cardinal: 18318668738670 can be written as Eighteen trillion, three hundred eighteen billion, six hundred sixty-eight million, seven hundred thirty-eight thousand, six hundred seventy.

Scientific notation

• Scientific notation: 1.831866873867 × 10¹³

Factors of 18318668738670

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 10712671806

Divisors of 18318668738670

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 30 38 45 57 90 95 114 171 190 285 342 570 855 1710 10712671777 21425343554 32138015331 53563358885 64276030662 96414045993 107126717770 160690076655 192828091986 203540763763 321380153310 407081527526 482070229965 610622291289 964140459930 1017703818815 1221244582578 1831866873867 2035407637630 3053111456445 3663733747734 6106222912890 9159334369335 18318668738670
• Sum of all divisors σ(n): 50135303921040
• Sum of proper divisors (its aliquot sum) s(n): 31816635182370
• 18318668738670 is an abundant number, because the sum of its proper divisors (31816635182370) is greater than itself. Its abundance is 13497966443700

Bases of 18318668738670

• Binary: 100001010100100100101101111100011000001101110₂
• Hexadecimal: 0x10A925BE306E
• Base-36: 6HRHAE5BI

Squares and roots of 18318668738670

• 18318668738670 squared (18318668738670²) is 335573624357125528753368900
• 18318668738670 cubed (18318668738670³) is 6147262062033065099435333084876205363000
• The square root of 18318668738670 is 4280031.3945892967
• The cube root of 18318668738670 is 26361.1672429665

Scales and comparisons

• 18,318,668,738,670 seconds is equal to 582,477 years, 22 hours, 4 minutes, 30 seconds.
• To count from 1 to 18,318,668,738,670 would take you about one million, four hundred fifty-six thousand, one hundred ninety-two 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 18318668738670 cubic inches would be around 2196.8 feet tall.

Recreational maths with 18318668738670

• 18318668738670 backwards is 07683786681381
• The number of decimal digits it has is: 14
• The sum of 18318668738670's digits is 72
• More coming soon!