6720394311

Names of 6720394311

• Cardinal: 6720394311 can be written as Six billion, seven hundred twenty million, three hundred ninety-four thousand, three hundred eleven.

Scientific notation

• Scientific notation: 6.720394311 × 10⁹

Factors of 6720394311

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 144

Divisors of 6720394311

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 23 27 47 69 71 81 141 207 213 423 529 621 639 1081 1269 1587 1633 1863 1917 2209 3243 3337 3807 4761 4899 5751 6627 9729 10011 14283 14697 19881 24863 29187 30033 37559 42849 44091 50807 59643 74589 76751 87561 90099 112677 132273 152421 156839 178929 223767 230253 270297 338031 457263 470517 671301 690759 1014093 1168561 1371789 1411551 1765273 2013903 2072277 3042279 3505683 3607297 4115367 4234653 5295819 6216831 10517049 10821891 12703959 15887457 31551147 32465673 47662371 82967831 94653441 97397019 142987113 248903493 292191057 746710479 2240131437 6720394311
• Sum of all divisors σ(n): 10873630152
• Sum of proper divisors (its aliquot sum) s(n): 4153235841
• 6720394311 is a deficient number, because the sum of its proper divisors (4153235841) is less than itself. Its deficiency is 2567158470

Bases of 6720394311

• Binary: 110010000100100010001010001000111₂
• Hexadecimal: 0x190911447
• Base-36: 3355DFR

Squares and roots of 6720394311

• 6720394311 squared (6720394311²) is 45163699695321164721
• 6720394311 cubed (6720394311³) is 303517870496148788708902302231
• The square root of 6720394311 is 81978.0111432327
• The cube root of 6720394311 is 1887.1145009013

Scales and comparisons

• 6,720,394,311 seconds is equal to 213 years, 35 weeks, 5 days, 8 hours, 11 minutes, 51 seconds.
• To count from 1 to 6,720,394,311 would take you about four hundred twenty-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 6720394311 cubic inches would be around 157.3 feet tall.

Recreational maths with 6720394311

• 6720394311 backwards is 1134930276
• The number of decimal digits it has is: 10
• The sum of 6720394311's digits is 36
• More coming soon!