18043361606543839

Names of 18043361606543839

• Cardinal: 18043361606543839 can be written as Eighteen quadrillion, forty-three trillion, three hundred sixty-one billion, six hundred six million, five hundred forty-three thousand, eight hundred thirty-nine.

Scientific notation

• Scientific notation: 1.8043361606543839 × 10¹⁶

Factors of 18043361606543839

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 310295

Divisors of 18043361606543839

• Number of divisors d(n): 32
• Complete list of divisors:
  1 73 109 151 7957 11023 16459 60103 249859 1201507 4387519 6551227 9075553 18239707 27234631 37728709 478239571 662515369 989235277 1988128063 2754195757 4112429281 15017275477 72214175221 300207337513 1096261109821 1636883026993 2267608597027 119492460970489 165535427582971 247169337075943 18043361606543839
• Sum of all divisors σ(n): 18580958113203200
• Sum of proper divisors (its aliquot sum) s(n): 537596506659361
• 18043361606543839 is a deficient number, because the sum of its proper divisors (537596506659361) is less than itself. Its deficiency is 17505765099884478

Bases of 18043361606543839

• Binary: 1000000000110100101011101111111000111001010100111011111₂
• Hexadecimal: 0x401A577F1CA9DF
• Base-36: 4XNU5W2QTI7

Squares and roots of 18043361606543839

• 18043361606543839 squared (18043361606543839²) is 325562898064500266701186628857921
• 18043361606543839 cubed (18043361606543839³) is 5874249095452149624693450854318090035432588898719
• The square root of 18043361606543839 is 134325580.6112292189
• The cube root of 18043361606543839 is 262284.4142864097

Scales and comparisons

• 18,043,361,606,543,839 seconds is equal to 573,723,087 years, 15 weeks, 6 days, 10 hours, 37 minutes, 19 seconds.
• To count from 1 to 18,043,361,606,543,839 would take you about one billion, seven hundred twenty-one million, one hundred sixty-nine thousand, two hundred sixty-one 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 18043361606543839 cubic inches would be around 21857 feet tall.

Recreational maths with 18043361606543839

• 18043361606543839 backwards is 93834560616334081
• The number of decimal digits it has is: 17
• The sum of 18043361606543839's digits is 70
• More coming soon!