18041144968561

Names of 18041144968561

• Cardinal: 18041144968561 can be written as Eighteen trillion, forty-one billion, one hundred forty-four million, nine hundred sixty-eight thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 1.8041144968561 × 10¹³

Factors of 18041144968561

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 13083

Divisors of 18041144968561

• Number of divisors d(n): 48
• Complete list of divisors:
  1 11 13 121 143 307 1573 3377 3991 4561 8191 37147 43901 50171 59293 90101 106483 482911 551881 652223 991111 1171313 1400227 2514637 7174453 12884443 15402497 18202951 27661007 32690281 37359151 169427467 200232461 304271077 359593091 410950661 485668963 2202557071 3955524001 4520457271 5342358593 11469259357 58765944523 126161852927 149100371641 1387780382197 1640104088051 18041144968561
• Sum of all divisors σ(n): 21432637456384
• Sum of proper divisors (its aliquot sum) s(n): 3391492487823
• 18041144968561 is a deficient number, because the sum of its proper divisors (3391492487823) is less than itself. Its deficiency is 14649652480738

Bases of 18041144968561

• Binary: 100000110100010001000000010011000010101110001₂
• Hexadecimal: 0x106888098571
• Base-36: 6E7ZJWLTD

Squares and roots of 18041144968561

• 18041144968561 squared (18041144968561²) is 325482911776633885678410721
• 18041144968561 cubed (18041144968561³) is 5872084396151602280092038455271990342481
• The square root of 18041144968561 is 4247486.9003401293
• The cube root of 18041144968561 is 26227.3673246439

Scales and comparisons

• 18,041,144,968,561 seconds is equal to 573,652 years, 31 weeks, 3 days, 5 hours, 56 minutes, 1 second.
• To count from 1 to 18,041,144,968,561 would take you about one million, four hundred thirty-four thousand, one hundred thirty-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 18041144968561 cubic inches would be around 2185.6 feet tall.

Recreational maths with 18041144968561

• 18041144968561 backwards is 16586944114081
• The number of decimal digits it has is: 14
• The sum of 18041144968561's digits is 58
• More coming soon!