13900320

Names of 13900320

• Cardinal: 13900320 can be written as Thirteen million, nine hundred thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.390032 × 10⁷

Factors of 13900320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 214

Divisors of 13900320

• Number of divisors d(n): 216
• 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 49 56 60 63 70 72 80 84 90 96 98 105 112 120 126 140 144 147 160 168 180 196 197 210 224 240 245 252 280 288 294 315 336 360 392 394 420 441 480 490 504 560 588 591 630 672 720 735 784 788 840 882 980 985 1008 1120 1176 1182 1260 1379 1440 1470 1568 1576 1680 1764 1773 1960 1970 2016 2205 2352 2364 2520 2758 2940 2955 3152 3360 3528 3546 3920 3940 4137 4410 4704 4728 5040 5516 5880 5910 6304 6895 7056 7092 7840 7880 8274 8820 8865 9456 9653 10080 11032 11760 11820 12411 13790 14112 14184 15760 16548 17640 17730 18912 19306 20685 22064 23520 23640 24822 27580 28368 28959 31520 33096 35280 35460 38612 41370 44128 47280 48265 49644 55160 56736 57918 62055 66192 70560 70920 77224 82740 86877 94560 96530 99288 110320 115836 124110 132384 141840 144795 154448 165480 173754 193060 198576 220640 231672 248220 283680 289590 308896 330960 347508 386120 397152 434385 463344 496440 579180 661920 695016 772240 868770 926688 992880 1158360 1390032 1544480 1737540 1985760 2316720 2780064 3475080 4633440 6950160 13900320
• Sum of all divisors σ(n): 55459404
• Sum of proper divisors (its aliquot sum) s(n): 41559084
• 13900320 is an abundant number, because the sum of its proper divisors (41559084) is greater than itself. Its abundance is 27658764

Bases of 13900320

• Binary: 110101000001101000100000₂
• Hexadecimal: 0xD41A20
• Base-36: 89XK0

Squares and roots of 13900320

• 13900320 squared (13900320²) is 193218896102400
• 13900320 cubed (13900320³) is 2685804485870112768000
• The square root of 13900320 is 3728.3132915567
• The cube root of 13900320 is 240.4408563611

Scales and comparisons

• 13,900,320 seconds is equal to 22 weeks, 6 days, 21 hours, 12 minutes.
• To count from 1 to 13,900,320 would take you about thirty-four 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 13900320 cubic inches would be around 20 feet tall.

Recreational maths with 13900320

• 13900320 backwards is 02300931
• 13900320 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13900320's digits is 18
• More coming soon!