12168936018

Names of 12168936018

• Cardinal: 12168936018 can be written as Twelve billion, one hundred sixty-eight million, nine hundred thirty-six thousand and eighteen.

Scientific notation

• Scientific notation: 1.2168936018 × 10¹⁰

Factors of 12168936018

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 112

Divisors of 12168936018

• Number of divisors d(n): 78
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 107 162 214 243 321 486 642 729 963 1458 1926 2187 2889 4374 5778 6561 8667 11449 13122 17334 19683 22898 26001 34347 39366 52002 59049 68694 78003 103041 118098 156006 177147 206082 234009 309123 354294 468018 531441 618246 702027 927369 1062882 1404054 1854738 2106081 2782107 4212162 5564214 6318243 8346321 12636486 16692642 18954729 25038963 37909458 50077926 56864187 75116889 113728374 150233778 225350667 450701334 676052001 1352104002 2028156003 4056312006 6084468009 12168936018
• Sum of all divisors σ(n): 27638369031
• Sum of proper divisors (its aliquot sum) s(n): 15469433013
• 12168936018 is an abundant number, because the sum of its proper divisors (15469433013) is greater than itself. Its abundance is 3300496995

Bases of 12168936018

• Binary: 1011010101010100110011101001010010₂
• Hexadecimal: 0x2D5533A52
• Base-36: 5L92J4I

Squares and roots of 12168936018

• 12168936018 squared (12168936018²) is 148083003810177696324
• 12168936018 cubed (12168936018³) is 1802012598719302603777389797832
• The square root of 12168936018 is 110312.9005057883
• The cube root of 12168936018 is 2300.1219858427

Scales and comparisons

• 12,168,936,018 seconds is equal to 386 years, 48 weeks, 4 days, 4 hours, 18 seconds.
• To count from 1 to 12,168,936,018 would take you about seven hundred seventy-three 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 12168936018 cubic inches would be around 191.7 feet tall.

Recreational maths with 12168936018

• 12168936018 backwards is 81063986121
• The number of decimal digits it has is: 11
• The sum of 12168936018's digits is 45
• More coming soon!