13972644

Names of 13972644

• Cardinal: 13972644 can be written as Thirteen million, nine hundred seventy-two thousand, six hundred forty-four.

Scientific notation

• Scientific notation: 1.3972644 × 10⁷

Factors of 13972644

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 101

Divisors of 13972644

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 89 98 126 147 178 196 252 267 294 356 441 534 588 623 801 882 1068 1246 1602 1764 1869 2492 3204 3738 4361 5607 7476 7921 8722 11214 13083 15842 17444 22428 23763 26166 31684 39249 47526 52332 55447 71289 78498 95052 110894 142578 156996 166341 221788 285156 332682 388129 499023 665364 776258 998046 1164387 1552516 1996092 2328774 3493161 4657548 6986322 13972644
• Sum of all divisors σ(n): 41553057
• Sum of proper divisors (its aliquot sum) s(n): 27580413
• 13972644 is an abundant number, because the sum of its proper divisors (27580413) is greater than itself. Its abundance is 13607769

Bases of 13972644

• Binary: 110101010011010010100100₂
• Hexadecimal: 0xD534A4
• Base-36: 8BHD0

Squares and roots of 13972644

• 13972644 squared (13972644²) is 195234780350736
• 13972644 cubed (13972644³) is 2727946082259029265984
• 13972644 is a perfect square number. Its square root is 3738
• The cube root of 13972644 is 240.8571434603

Scales and comparisons

• 13,972,644 seconds is equal to 23 weeks, 17 hours, 17 minutes, 24 seconds.
• To count from 1 to 13,972,644 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 13972644 cubic inches would be around 20.1 feet tall.

Recreational maths with 13972644

• 13972644 backwards is 44627931
• 13972644 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13972644's digits is 36
• More coming soon!