13723920

Names of 13723920

• Cardinal: 13723920 can be written as Thirteen million, seven hundred twenty-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.372392 × 10⁷

Factors of 13723920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 406

Divisors of 13723920

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 98 105 112 120 126 140 144 147 168 180 196 210 240 245 252 280 294 315 336 360 389 392 420 441 490 504 560 588 630 720 735 778 784 840 882 980 1008 1167 1176 1260 1470 1556 1680 1764 1945 1960 2205 2334 2352 2520 2723 2940 3112 3501 3528 3890 3920 4410 4668 5040 5446 5835 5880 6224 7002 7056 7780 8169 8820 9336 10892 11670 11760 13615 14004 15560 16338 17505 17640 18672 19061 21784 23340 24507 27230 28008 31120 32676 35010 35280 38122 40845 43568 46680 49014 54460 56016 57183 65352 70020 76244 81690 93360 95305 98028 108920 114366 122535 130704 140040 152488 163380 171549 190610 196056 217840 228732 245070 280080 285915 304976 326760 343098 381220 392112 457464 490140 571830 653520 686196 762440 857745 914928 980280 1143660 1372392 1524880 1715490 1960560 2287320 2744784 3430980 4574640 6861960 13723920
• Sum of all divisors σ(n): 53752140
• Sum of proper divisors (its aliquot sum) s(n): 40028220
• 13723920 is an abundant number, because the sum of its proper divisors (40028220) is greater than itself. Its abundance is 26304300

Bases of 13723920

• Binary: 110100010110100100010000₂
• Hexadecimal: 0xD16910
• Base-36: 865G0

Squares and roots of 13723920

• 13723920 squared (13723920²) is 188345980166400
• 13723920 cubed (13723920³) is 2584845164125260288000
• The square root of 13723920 is 3704.5809479615
• The cube root of 13723920 is 239.4194300429

Scales and comparisons

• 13,723,920 seconds is equal to 22 weeks, 4 days, 20 hours, 12 minutes.
• To count from 1 to 13,723,920 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 13723920 cubic inches would be around 20 feet tall.

Recreational maths with 13723920

• 13723920 backwards is 02932731
• The number of decimal digits it has is: 8
• The sum of 13723920's digits is 27
• More coming soon!