19948320

Names of 19948320

• Cardinal: 19948320 can be written as Nineteen million, nine hundred forty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.994832 × 10⁷

Factors of 19948320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1996

Divisors of 19948320

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 210 224 240 252 280 288 315 336 360 420 480 504 560 630 672 720 840 1008 1120 1260 1440 1680 1979 2016 2520 3360 3958 5040 5937 7916 9895 10080 11874 13853 15832 17811 19790 23748 27706 29685 31664 35622 39580 41559 47496 55412 59370 63328 69265 71244 79160 83118 89055 94992 110824 118740 124677 138530 142488 158320 166236 178110 189984 207795 221648 237480 249354 277060 284976 316640 332472 356220 415590 443296 474960 498708 554120 569952 623385 664944 712440 831180 949920 997416 1108240 1246770 1329888 1424880 1662360 1994832 2216480 2493540 2849760 3324720 3989664 4987080 6649440 9974160 19948320
• Sum of all divisors σ(n): 77837760
• Sum of proper divisors (its aliquot sum) s(n): 57889440
• 19948320 is an abundant number, because the sum of its proper divisors (57889440) is greater than itself. Its abundance is 37941120

Bases of 19948320

• Binary: 1001100000110001100100000₂
• Hexadecimal: 0x1306320
• Base-36: BVK80

Squares and roots of 19948320

• 19948320 squared (19948320²) is 397935470822400
• 19948320 cubed (19948320³) is 7938144111315898368000
• The square root of 19948320 is 4466.3542179277
• The cube root of 19948320 is 271.2077581513

Scales and comparisons

• 19,948,320 seconds is equal to 32 weeks, 6 days, 21 hours, 12 minutes.
• To count from 1 to 19,948,320 would take you about forty-nine 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 19948320 cubic inches would be around 22.6 feet tall.

Recreational maths with 19948320

• 19948320 backwards is 02384991
• 19948320 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19948320's digits is 36
• More coming soon!