13639230

Names of 13639230

• Cardinal: 13639230 can be written as Thirteen million, six hundred thirty-nine thousand, two hundred thirty.

Scientific notation

• Scientific notation: 1.363923 × 10⁷

Factors of 13639230

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 643

Divisors of 13639230

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 23 30 33 45 46 55 66 69 90 99 110 115 138 165 198 207 230 253 330 345 414 495 506 599 690 759 990 1035 1198 1265 1518 1797 2070 2277 2530 2995 3594 3795 4554 5391 5990 6589 7590 8985 10782 11385 13178 13777 17970 19767 22770 26955 27554 32945 39534 41331 53910 59301 65890 68885 82662 98835 118602 123993 137770 151547 197670 206655 247986 296505 303094 413310 454641 593010 619965 757735 909282 1239930 1363923 1515470 2273205 2727846 4546410 6819615 13639230
• Sum of all divisors σ(n): 40435200
• Sum of proper divisors (its aliquot sum) s(n): 26795970
• 13639230 is an abundant number, because the sum of its proper divisors (26795970) is greater than itself. Its abundance is 13156740

Bases of 13639230

• Binary: 110100000001111000111110₂
• Hexadecimal: 0xD01E3E
• Base-36: 84C3I

Squares and roots of 13639230

• 13639230 squared (13639230²) is 186028594992900
• 13639230 cubed (13639230³) is 2537286793685011467000
• The square root of 13639230 is 3693.1328164581
• The cube root of 13639230 is 238.9259295567

Scales and comparisons

• 13,639,230 seconds is equal to 22 weeks, 3 days, 20 hours, 40 minutes, 30 seconds.
• To count from 1 to 13,639,230 would take you about thirty-three weeks!

  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 13639230 cubic inches would be around 19.9 feet tall.

Recreational maths with 13639230

• 13639230 backwards is 03293631
• The number of decimal digits it has is: 8
• The sum of 13639230's digits is 27
• More coming soon!