13001789

Names of 13001789

• Cardinal: 13001789 can be written as Thirteen million, one thousand, seven hundred eighty-nine.

Scientific notation

• Scientific notation: 1.3001789 × 10⁷

Factors of 13001789

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13001789

Divisors of 13001789

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13001789
• Sum of all divisors σ(n): 13001790
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13001789 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13001788

Bases of 13001789

• Binary: 110001100110010000111101₂
• Hexadecimal: 0xC6643D
• Base-36: 7QO8T

Squares and roots of 13001789

• 13001789 squared (13001789²) is 169046517200521
• 13001789 cubed (13001789³) is 2197907147826044732069
• The square root of 13001789 is 3605.7993565921
• The cube root of 13001789 is 235.1442542715

Scales and comparisons

• 13,001,789 seconds is equal to 21 weeks, 3 days, 11 hours, 36 minutes, 29 seconds.
• To count from 1 to 13,001,789 would take you about thirty-two weeks!

  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 13001789 cubic inches would be around 19.6 feet tall.

Recreational maths with 13001789

• 13001789 backwards is 98710031
• The number of decimal digits it has is: 8
• The sum of 13001789's digits is 29
• More coming soon!