12212887815018

Names of 12212887815018

• Cardinal: 12212887815018 can be written as Twelve trillion, two hundred twelve billion, eight hundred eighty-seven million, eight hundred fifteen thousand and eighteen.

Scientific notation

• Scientific notation: 1.2212887815018 × 10¹³

Factors of 12212887815018

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6853472415

Divisors of 12212887815018

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 81 99 162 198 297 594 891 1782 6853472399 13706944798 20560417197 41120834394 61681251591 75388196389 123362503182 150776392778 185043754773 226164589167 370087509546 452329178334 555131264319 678493767501 1110262528638 1356987535002 2035481302503 4070962605006 6106443907509 12212887815018
• Sum of all divisors σ(n): 29853725774400
• Sum of proper divisors (its aliquot sum) s(n): 17640837959382
• 12212887815018 is an abundant number, because the sum of its proper divisors (17640837959382) is greater than itself. Its abundance is 5427950144364

Bases of 12212887815018

• Binary: 10110001101110001000110101110000001101101010₂
• Hexadecimal: 0xB1B88D7036A
• Base-36: 4BUIU2SMI

Squares and roots of 12212887815018

• 12212887815018 squared (12212887815018²) is 149154628782215138186340324
• 12212887815018 cubed (12212887815018³) is 1821608748407848333182576814910106185832
• The square root of 12212887815018 is 3494694.2377006319
• The cube root of 12212887815018 is 23028.8785425263

Scales and comparisons

• 12,212,887,815,018 seconds is equal to 388,332 years, 2 weeks, 6 days, 5 hours, 30 minutes, 18 seconds.
• To count from 1 to 12,212,887,815,018 would take you about nine hundred seventy thousand, eight hundred thirty 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 12212887815018 cubic inches would be around 1919.1 feet tall.

Recreational maths with 12212887815018

• 12212887815018 backwards is 81051878821221
• 12212887815018 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12212887815018's digits is 54
• More coming soon!