13662720

Names of 13662720

• Cardinal: 13662720 can be written as Thirteen million, six hundred sixty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.366272 × 10⁷

Factors of 13662720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 603

Divisors of 13662720

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 512 576 593 640 720 768 960 1152 1186 1280 1440 1536 1779 1920 2304 2372 2560 2880 2965 3558 3840 4608 4744 5337 5760 5930 7116 7680 8895 9488 10674 11520 11860 14232 17790 18976 21348 23040 23720 26685 28464 35580 37952 42696 47440 53370 56928 71160 75904 85392 94880 106740 113856 142320 151808 170784 189760 213480 227712 284640 303616 341568 379520 426960 455424 569280 683136 759040 853920 910848 1138560 1366272 1518080 1707840 2277120 2732544 3415680 4554240 6831360 13662720
• Sum of all divisors σ(n): 47397636
• Sum of proper divisors (its aliquot sum) s(n): 33734916
• 13662720 is an abundant number, because the sum of its proper divisors (33734916) is greater than itself. Its abundance is 20072196

Bases of 13662720

• Binary: 110100000111101000000000₂
• Hexadecimal: 0xD07A00
• Base-36: 84U80

Squares and roots of 13662720

• 13662720 squared (13662720²) is 186669917798400
• 13662720 cubed (13662720³) is 2550418819302555648000
• The square root of 13662720 is 3696.3116751701
• The cube root of 13662720 is 239.0630133271

Scales and comparisons

• 13,662,720 seconds is equal to 22 weeks, 4 days, 3 hours, 12 minutes.
• To count from 1 to 13,662,720 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 13662720 cubic inches would be around 19.9 feet tall.

Recreational maths with 13662720

• 13662720 backwards is 02726631
• The number of decimal digits it has is: 8
• The sum of 13662720's digits is 27
• More coming soon!