13227840

Names of 13227840

• Cardinal: 13227840 can be written as Thirteen million, two hundred twenty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.322784 × 10⁷

Factors of 13227840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1541

Divisors of 13227840

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 135 144 160 180 192 216 240 270 288 320 360 432 480 540 576 720 864 960 1080 1440 1531 1728 2160 2880 3062 4320 4593 6124 7655 8640 9186 12248 13779 15310 18372 22965 24496 27558 30620 36744 41337 45930 48992 55116 61240 68895 73488 82674 91860 97984 110232 122480 137790 146976 165348 183720 206685 220464 244960 275580 293952 330696 367440 413370 440928 489920 551160 661392 734880 826740 881856 1102320 1322784 1469760 1653480 2204640 2645568 3306960 4409280 6613920 13227840
• Sum of all divisors σ(n): 46695360
• Sum of proper divisors (its aliquot sum) s(n): 33467520
• 13227840 is an abundant number, because the sum of its proper divisors (33467520) is greater than itself. Its abundance is 20239680

Bases of 13227840

• Binary: 110010011101011101000000₂
• Hexadecimal: 0xC9D740
• Base-36: 7VIO0

Squares and roots of 13227840

• 13227840 squared (13227840²) is 174975751065600
• 13227840 cubed (13227840³) is 2314551238975586304000
• The square root of 13227840 is 3637.0097607787
• The cube root of 13227840 is 236.4991827883

Scales and comparisons

• 13,227,840 seconds is equal to 21 weeks, 6 days, 2 hours, 24 minutes.
• To count from 1 to 13,227,840 would take you about thirty-two 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 13227840 cubic inches would be around 19.7 feet tall.

Recreational maths with 13227840

• 13227840 backwards is 04872231
• 13227840 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13227840's digits is 27
• More coming soon!