18024138

Names of 18024138

• Cardinal: 18024138 can be written as Eighteen million, twenty-four thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8024138 × 10⁷

Factors of 18024138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 161

Divisors of 18024138

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 29 33 43 58 66 73 86 87 99 129 146 174 198 219 258 261 319 387 438 473 522 638 657 774 803 946 957 1247 1314 1419 1606 1914 2117 2409 2494 2838 2871 3139 3741 4234 4257 4818 5742 6278 6351 7227 7482 8514 9417 11223 12702 13717 14454 18834 19053 22446 23287 27434 28251 34529 38106 41151 46574 56502 69058 69861 82302 91031 103587 123453 139722 182062 207174 209583 246906 273093 310761 419166 546186 621522 819279 1001341 1638558 2002682 3004023 6008046 9012069 18024138
• Sum of all divisors σ(n): 45714240
• Sum of proper divisors (its aliquot sum) s(n): 27690102
• 18024138 is an abundant number, because the sum of its proper divisors (27690102) is greater than itself. Its abundance is 9665964

Bases of 18024138

• Binary: 1000100110000011011001010₂
• Hexadecimal: 0x11306CA
• Base-36: AQBII

Squares and roots of 18024138

• 18024138 squared (18024138²) is 324869550643044
• 18024138 cubed (18024138³) is 5855493612788213796072
• The square root of 18024138 is 4245.4844246563
• The cube root of 18024138 is 262.1912342355

Scales and comparisons

• 18,024,138 seconds is equal to 29 weeks, 5 days, 14 hours, 42 minutes, 18 seconds.
• To count from 1 to 18,024,138 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 18024138 cubic inches would be around 21.8 feet tall.

Recreational maths with 18024138

• 18024138 backwards is 83142081
• The number of decimal digits it has is: 8
• The sum of 18024138's digits is 27
• More coming soon!