1380397

Names of 1380397

• Cardinal: 1380397 can be written as One million, three hundred eighty thousand, three hundred ninety-seven.

Scientific notation

• Scientific notation: 1.380397 × 10⁶

Factors of 1380397

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 1380397

Divisors of 1380397

• Number of divisors d(n): 2
• Complete list of divisors:
  1 1380397
• Sum of all divisors σ(n): 1380398
• Sum of proper divisors (its aliquot sum) s(n): 1
• 1380397 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 1380396

Bases of 1380397

• Binary: 101010001000000101101₂
• Hexadecimal: 0x15102D
• Base-36: TL4D

Squares and roots of 1380397

• 1380397 squared (1380397²) is 1905495877609
• 1380397 cubed (1380397³) is 2630340792963830773
• The square root of 1380397 is 1174.9029747177
• The cube root of 1380397 is 111.3443033243

Scales and comparisons

• 1,380,397 seconds is equal to 2 weeks, 1 day, 23 hours, 26 minutes, 37 seconds.
• To count from 1 to 1,380,397 would take you about three 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 1380397 cubic inches would be around 9.3 feet tall.

Recreational maths with 1380397

• 1380397 backwards is 7930831
• The number of decimal digits it has is: 7
• The sum of 1380397's digits is 31
• More coming soon!