18304068825

Names of 18304068825

• Cardinal: 18304068825 can be written as Eighteen billion, three hundred four million, sixty-eight thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.8304068825 × 10¹⁰

Factors of 18304068825

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 553426

Divisors of 18304068825

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 45 49 63 75 105 135 147 175 189 225 245 315 441 525 675 735 945 1225 1323 1575 2205 3675 4725 6615 11025 33075 553411 1660233 2767055 3873877 4980699 8301165 11621631 13835275 14942097 19369385 24903495 27117139 34864893 41505825 58108155 74710485 81351417 96846925 104594679 124517475 135585695 174324465 244054251 290540775 373552425 406757085 522973395 677928475 732162753 871622325 1220271255 2033785425 2614866975 3660813765 6101356275 18304068825
• Sum of all divisors σ(n): 39115160160
• Sum of proper divisors (its aliquot sum) s(n): 20811091335
• 18304068825 is an abundant number, because the sum of its proper divisors (20811091335) is greater than itself. Its abundance is 2507022510

Bases of 18304068825

• Binary: 10001000011000000011110110011011001₂
• Hexadecimal: 0x44301ECD9
• Base-36: 8EPRPW9

Squares and roots of 18304068825

• 18304068825 squared (18304068825²) is 335038935550336880625
• 18304068825 cubed (18304068825³) is 6132575735368105514895809015625
• The square root of 18304068825 is 135292.5305587859
• The cube root of 18304068825 is 2635.4162129519

Scales and comparisons

• 18,304,068,825 seconds is equal to 582 years, 4 days, 15 hours, 33 minutes, 45 seconds.
• To count from 1 to 18,304,068,825 would take you about one thousand, one hundred sixty-four 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 18304068825 cubic inches would be around 219.6 feet tall.

Recreational maths with 18304068825

• 18304068825 backwards is 52886040381
• 18304068825 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18304068825's digits is 45
• More coming soon!