13225920

Names of 13225920

• Cardinal: 13225920 can be written as Thirteen million, two hundred twenty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.322592 × 10⁷

Factors of 13225920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 632

Divisors of 13225920

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 115 120 138 160 184 192 230 240 276 320 345 368 460 480 552 599 690 736 920 960 1104 1198 1380 1472 1797 1840 2208 2396 2760 2995 3594 3680 4416 4792 5520 5990 7188 7360 8985 9584 11040 11980 13777 14376 17970 19168 22080 23960 27554 28752 35940 38336 41331 47920 55108 57504 68885 71880 82662 95840 110216 115008 137770 143760 165324 191680 206655 220432 275540 287520 330648 413310 440864 551080 575040 661296 826620 881728 1102160 1322592 1653240 2204320 2645184 3306480 4408640 6612960 13225920
• Sum of all divisors σ(n): 43891200
• Sum of proper divisors (its aliquot sum) s(n): 30665280
• 13225920 is an abundant number, because the sum of its proper divisors (30665280) is greater than itself. Its abundance is 17439360

Bases of 13225920

• Binary: 110010011100111111000000₂
• Hexadecimal: 0xC9CFC0
• Base-36: 7VH6O

Squares and roots of 13225920

• 13225920 squared (13225920²) is 174924959846400
• 13225920 cubed (13225920³) is 2313543524931698688000
• The square root of 13225920 is 3636.7457981003
• The cube root of 13225920 is 236.4877397409

Scales and comparisons

• 13,225,920 seconds is equal to 21 weeks, 6 days, 1 hour, 52 minutes.
• To count from 1 to 13,225,920 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 13225920 cubic inches would be around 19.7 feet tall.

Recreational maths with 13225920

• 13225920 backwards is 02952231
• 13225920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13225920's digits is 24
• More coming soon!