18032742

Names of 18032742

• Cardinal: 18032742 can be written as Eighteen million, thirty-two thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 1.8032742 × 10⁷

Factors of 18032742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 235

Divisors of 18032742

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 101 109 117 126 182 202 218 234 273 303 327 546 606 654 707 763 819 909 981 1313 1414 1417 1526 1638 1818 1962 2121 2289 2626 2834 3939 4242 4251 4578 6363 6867 7878 8502 9191 9919 11009 11817 12726 12753 13734 18382 19838 22018 23634 25506 27573 29757 33027 55146 59514 66054 77063 82719 89271 99081 143117 154126 165438 178542 198162 231189 286234 429351 462378 693567 858702 1001819 1288053 1387134 2003638 2576106 3005457 6010914 9016371 18032742
• Sum of all divisors σ(n): 49008960
• Sum of proper divisors (its aliquot sum) s(n): 30976218
• 18032742 is an abundant number, because the sum of its proper divisors (30976218) is greater than itself. Its abundance is 12943476

Bases of 18032742

• Binary: 1000100110010100001100110₂
• Hexadecimal: 0x1132866
• Base-36: AQI5I

Squares and roots of 18032742

• 18032742 squared (18032742²) is 325179784038564
• 18032742 cubed (18032742³) is 5863883149183142662488
• The square root of 18032742 is 4246.4976156829
• The cube root of 18032742 is 262.2329474557

Scales and comparisons

• 18,032,742 seconds is equal to 29 weeks, 5 days, 17 hours, 5 minutes, 42 seconds.
• To count from 1 to 18,032,742 would take you about forty-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 18032742 cubic inches would be around 21.9 feet tall.

Recreational maths with 18032742

• 18032742 backwards is 24723081
• The number of decimal digits it has is: 8
• The sum of 18032742's digits is 27
• More coming soon!