13987116

Names of 13987116

• Cardinal: 13987116 can be written as Thirteen million, nine hundred eighty-seven thousand, one hundred sixteen.

Scientific notation

• Scientific notation: 1.3987116 × 10⁷

Factors of 13987116

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 48

Divisors of 13987116

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 19 22 26 33 36 38 39 44 52 57 66 76 78 99 114 117 121 132 143 156 169 171 198 209 228 234 242 247 286 338 342 363 396 418 429 468 484 494 507 572 627 676 684 726 741 836 858 988 1014 1089 1254 1287 1452 1482 1521 1573 1716 1859 1881 2028 2178 2223 2299 2508 2574 2717 2964 3042 3146 3211 3718 3762 4356 4446 4598 4719 5148 5434 5577 6084 6292 6422 6897 7436 7524 8151 8892 9196 9438 9633 10868 11154 12844 13794 14157 16302 16731 18876 19266 20449 20691 22308 24453 27588 28314 28899 29887 32604 33462 35321 38532 40898 41382 48906 56628 57798 59774 61347 66924 70642 81796 82764 89661 97812 105963 115596 119548 122694 141284 179322 184041 211926 245388 268983 317889 358644 368082 388531 423852 537966 635778 736164 777062 1075932 1165593 1271556 1554124 2331186 3496779 4662372 6993558 13987116
• Sum of all divisors σ(n): 44296980
• Sum of proper divisors (its aliquot sum) s(n): 30309864
• 13987116 is an abundant number, because the sum of its proper divisors (30309864) is greater than itself. Its abundance is 16322748

Bases of 13987116

• Binary: 110101010110110100101100₂
• Hexadecimal: 0xD56D2C
• Base-36: 8BSJ0

Squares and roots of 13987116

• 13987116 squared (13987116²) is 195639413997456
• 13987116 cubed (13987116³) is 2736431177754440776896
• The square root of 13987116 is 3739.9352935579
• The cube root of 13987116 is 240.9402697427

Scales and comparisons

• 13,987,116 seconds is equal to 23 weeks, 21 hours, 18 minutes, 36 seconds.
• To count from 1 to 13,987,116 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 13987116 cubic inches would be around 20.1 feet tall.

Recreational maths with 13987116

• 13987116 backwards is 61178931
• 13987116 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13987116's digits is 36
• More coming soon!