18011800443

Names of 18011800443

• Cardinal: 18011800443 can be written as Eighteen billion, eleven million, eight hundred thousand, four hundred forty-three.

Scientific notation

• Scientific notation: 1.8011800443 × 10¹⁰

Factors of 18011800443

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4200

Divisors of 18011800443

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 19 21 29 39 57 87 91 133 203 247 273 377 399 551 609 741 841 1131 1653 1729 2523 2639 3857 4129 5187 5887 7163 7917 10933 11571 12387 15979 17661 21489 28903 32799 47937 50141 53677 76531 78451 86709 111853 119741 150423 161031 207727 229593 235353 335559 359223 375739 549157 623181 838187 1019863 1127217 1454089 1556633 1647471 2275079 2514561 3059589 3472489 4362267 4669899 6825237 7139041 10417467 10896431 15925553 21417123 24307423 29576027 32689293 45142357 47776659 65977291 72922269 88728081 135427071 197931873 207032189 315996499 461841037 621096567 857704783 947989497 1385523111 2573114349 6003933481 18011800443
• Sum of all divisors σ(n): 32231180800
• Sum of proper divisors (its aliquot sum) s(n): 14219380357
• 18011800443 is a deficient number, because the sum of its proper divisors (14219380357) is less than itself. Its deficiency is 3792420086

Bases of 18011800443

• Binary: 10000110001100101100100001101111011₂
• Hexadecimal: 0x43196437B
• Base-36: 89VRE63

Squares and roots of 18011800443

• 18011800443 squared (18011800443²) is 324424955198454996249
• 18011800443 cubed (18011800443³) is 5843477551763786854353301538307
• The square root of 18011800443 is 134208.0490991505
• The cube root of 18011800443 is 2621.3139711305

Scales and comparisons

• 18,011,800,443 seconds is equal to 572 years, 37 weeks, 2 days, 21 hours, 54 minutes, 3 seconds.
• To count from 1 to 18,011,800,443 would take you about one thousand, one hundred forty-five years!

  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 18011800443 cubic inches would be around 218.4 feet tall.

Recreational maths with 18011800443

• 18011800443 backwards is 34400811081
• The number of decimal digits it has is: 11
• The sum of 18011800443's digits is 30
• More coming soon!