18405284337132

Names of 18405284337132

• Cardinal: 18405284337132 can be written as Eighteen trillion, four hundred five billion, two hundred eighty-four million, three hundred thirty-seven thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 1.8405284337132 × 10¹³

Factors of 18405284337132

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 19919138916

Divisors of 18405284337132

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 19919138893 39838277786 59757416679 79676555572 119514833358 139433972251 219110527823 239029666716 278867944502 418301916753 438221055646 557735889004 657331583469 836603833506 876442111292 1314663166938 1533773694761 1673207667012 2629326333876 3067547389522 4601321084283 6135094779044 9202642168566 18405284337132
• Sum of all divisors σ(n): 53542645347072
• Sum of proper divisors (its aliquot sum) s(n): 35137361009940
• 18405284337132 is an abundant number, because the sum of its proper divisors (35137361009940) is greater than itself. Its abundance is 16732076672808

Bases of 18405284337132

• Binary: 100001011110101010000011011110101010111101100₂
• Hexadecimal: 0x10BD506F55EC
• Base-36: 6IV9R30TO

Squares and roots of 18405284337132

• 18405284337132 squared (18405284337132²) is 338754491530676524633985424
• 18405284337132 cubed (18405284337132³) is 6234872737102675386741535883485189963968
• The square root of 18405284337132 is 4290138.0324101461
• The cube root of 18405284337132 is 26402.6494974089

Scales and comparisons

• 18,405,284,337,132 seconds is equal to 585,231 years, 5 weeks, 5 days, 6 hours, 32 minutes, 12 seconds.
• To count from 1 to 18,405,284,337,132 would take you about one million, four hundred sixty-three thousand and seventy-seven 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 18405284337132 cubic inches would be around 2200.2 feet tall.

Recreational maths with 18405284337132

• 18405284337132 backwards is 23173348250481
• The number of decimal digits it has is: 14
• The sum of 18405284337132's digits is 51
• More coming soon!