1380087823

Names of 1380087823

• Cardinal: 1380087823 can be written as One billion, three hundred eighty million, eighty-seven thousand, eight hundred twenty-three.

Scientific notation

• Scientific notation: 1.380087823 × 10⁹

Factors of 1380087823

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 75424

Divisors of 1380087823

• Number of divisors d(n): 4
• Complete list of divisors:
  1 31223 44201 1380087823
• Sum of all divisors σ(n): 1380163248
• Sum of proper divisors (its aliquot sum) s(n): 75425
• 1380087823 is a deficient number, because the sum of its proper divisors (75425) is less than itself. Its deficiency is 1380012398

Bases of 1380087823

• Binary: 1010010010000100111100000001111₂
• Hexadecimal: 0x5242780F
• Base-36: MTO2KV

Squares and roots of 1380087823

• 1380087823 squared (1380087823²) is 1904642399192879329
• 1380087823 cubed (1380087823³) is 2628573782295597790261310767
• The square root of 1380087823 is 37149.5332810521
• The cube root of 1380087823 is 1113.3598985399

Scales and comparisons

• 1,380,087,823 seconds is equal to 43 years, 45 weeks, 6 days, 5 hours, 43 minutes, 43 seconds.
• To count from 1 to 1,380,087,823 would take you about 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 1380087823 cubic inches would be around 92.8 feet tall.

Recreational maths with 1380087823

• 1380087823 backwards is 3287800831
• The number of decimal digits it has is: 10
• The sum of 1380087823's digits is 40
• More coming soon!