13921908

Names of 13921908

• Cardinal: 13921908 can be written as Thirteen million, nine hundred twenty-one thousand, nine hundred eight.

Scientific notation

• Scientific notation: 1.3921908 × 10⁷

Factors of 13921908

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 116

Divisors of 13921908

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 11 12 13 14 19 21 22 26 28 33 38 39 42 44 52 57 61 66 76 77 78 84 91 114 122 132 133 143 154 156 182 183 209 228 231 244 247 266 273 286 308 364 366 399 418 427 429 462 494 532 546 572 627 671 732 741 793 798 836 854 858 924 988 1001 1092 1159 1254 1281 1342 1463 1482 1586 1596 1708 1716 1729 2002 2013 2318 2379 2508 2562 2684 2717 2926 2964 3003 3172 3458 3477 4004 4026 4389 4636 4697 4758 5124 5187 5434 5551 5852 6006 6916 6954 8052 8113 8151 8723 8778 9394 9516 10374 10868 11102 12012 12749 13908 14091 15067 16226 16302 16653 17446 17556 18788 19019 20748 22204 24339 25498 26169 28182 30134 32452 32604 33306 34892 38038 38247 45201 48678 50996 52338 56364 57057 60268 61061 66612 76076 76494 89243 90402 97356 104676 105469 114114 122122 152988 165737 178486 180804 183183 210938 228228 244244 267729 316407 331474 356972 366366 421876 497211 535458 632814 662948 732732 994422 1070916 1160159 1265628 1988844 2320318 3480477 4640636 6960954 13921908
• Sum of all divisors σ(n): 46663680
• Sum of proper divisors (its aliquot sum) s(n): 32741772
• 13921908 is an abundant number, because the sum of its proper divisors (32741772) is greater than itself. Its abundance is 18819864

Bases of 13921908

• Binary: 110101000110111001110100₂
• Hexadecimal: 0xD46E74
• Base-36: 8AE7O

Squares and roots of 13921908

• 13921908 squared (13921908²) is 193819522360464
• 13921908 cubed (13921908³) is 2698337558906322645312
• The square root of 13921908 is 3731.2073113135
• The cube root of 13921908 is 240.5652648257

Scales and comparisons

• 13,921,908 seconds is equal to 23 weeks, 3 hours, 11 minutes, 48 seconds.
• To count from 1 to 13,921,908 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 13921908 cubic inches would be around 20 feet tall.

Recreational maths with 13921908

• 13921908 backwards is 80912931
• 13921908 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13921908's digits is 33
• More coming soon!