13788130

Names of 13788130

• Cardinal: 13788130 can be written as Thirteen million, seven hundred eighty-eight thousand, one hundred thirty.

Scientific notation

• Scientific notation: 1.378813 × 10⁷

Factors of 13788130

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1378820

Divisors of 13788130

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 1378813 2757626 6894065 13788130
• Sum of all divisors σ(n): 24818652
• Sum of proper divisors (its aliquot sum) s(n): 11030522
• 13788130 is a deficient number, because the sum of its proper divisors (11030522) is less than itself. Its deficiency is 2757608

Bases of 13788130

• Binary: 110100100110001111100010₂
• Hexadecimal: 0xD263E2
• Base-36: 87IZM

Squares and roots of 13788130

• 13788130 squared (13788130²) is 190112528896900
• 13788130 cubed (13788130³) is 2621296263059213797000
• The square root of 13788130 is 3713.2371322069
• The cube root of 13788130 is 239.7922391811

Scales and comparisons

• 13,788,130 seconds is equal to 22 weeks, 5 days, 14 hours, 2 minutes, 10 seconds.
• To count from 1 to 13,788,130 would take you about thirty-four 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 13788130 cubic inches would be around 20 feet tall.

Recreational maths with 13788130

• 13788130 backwards is 03188731
• The number of decimal digits it has is: 8
• The sum of 13788130's digits is 31
• More coming soon!