99120

Names of 99120

• Cardinal: 99120 can be written as Ninety-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 9.912 × 10⁴

Factors of 99120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 76

Divisors of 99120

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 59 60 70 80 84 105 112 118 120 140 168 177 210 236 240 280 295 336 354 413 420 472 560 590 708 826 840 885 944 1180 1239 1416 1652 1680 1770 2065 2360 2478 2832 3304 3540 4130 4720 4956 6195 6608 7080 8260 9912 12390 14160 16520 19824 24780 33040 49560 99120
• Sum of all divisors σ(n): 357120
• Sum of proper divisors (its aliquot sum) s(n): 258000
• 99120 is an abundant number, because the sum of its proper divisors (258000) is greater than itself. Its abundance is 158880

Bases of 99120

• Binary: 11000001100110000₂
• Hexadecimal: 0x18330
• Base-36: 24HC

Squares and roots of 99120

• 99120 squared (99120²) is 9824774400
• 99120 cubed (99120³) is 973831638528000
• The square root of 99120 is 314.8332892183
• The cube root of 99120 is 46.2793337167

Scales and comparisons

• 99,120 seconds is equal to 1 day, 3 hours, 32 minutes.
• To count from 1 to 99,120 would take you about three hours.

  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 99120 cubic inches would be around 3.9 feet tall.

Recreational maths with 99120

• 99120 backwards is 02199
• 99120 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 99120's digits is 21
• More coming soon!