78434429073

Names of 78434429073

• Cardinal: 78434429073 can be written as Seventy-eight billion, four hundred thirty-four million, four hundred twenty-nine thousand and seventy-three.

Scientific notation

• Scientific notation: 7.8434429073 × 10¹⁰

Factors of 78434429073

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 26118725

Divisors of 78434429073

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 11 13 21 33 39 77 91 143 231 273 429 1001 3003 26118691 78356073 182830837 287305601 339542983 548492511 861916803 1018628949 2011139207 2376800881 3734972813 6033417621 7130402643 11204918439 26144809691 78434429073
• Sum of all divisors σ(n): 140414088192
• Sum of proper divisors (its aliquot sum) s(n): 61979659119
• 78434429073 is a deficient number, because the sum of its proper divisors (61979659119) is less than itself. Its deficiency is 16454769954

Bases of 78434429073

• Binary: 1001001000011000011100110100010010001₂
• Hexadecimal: 0x12430E6891
• Base-36: 1015U0SX

Squares and roots of 78434429073

• 78434429073 squared (78434429073²) is 6151959664007467639329
• 78434429073 cubed (78434429073³) is 482525443926550631499293195812017
• The square root of 78434429073 is 280061.4737392489
• The cube root of 78434429073 is 4280.5763386867

Scales and comparisons

• 78,434,429,073 seconds is equal to 2,493 years, 50 weeks, 3 days, 21 hours, 24 minutes, 33 seconds.
• To count from 1 to 78,434,429,073 would take you about four thousand, nine hundred eighty-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 78434429073 cubic inches would be around 356.7 feet tall.

Recreational maths with 78434429073

• 78434429073 backwards is 37092443487
• The number of decimal digits it has is: 11
• The sum of 78434429073's digits is 51
• More coming soon!