1439843018

Names of 1439843018

• Cardinal: 1439843018 can be written as One billion, four hundred thirty-nine million, eight hundred forty-three thousand and eighteen.

Scientific notation

• Scientific notation: 1.439843018 × 10⁹

Factors of 1439843018

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 386652

Divisors of 1439843018

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1871 3742 384779 769558 719921509 1439843018
• Sum of all divisors σ(n): 2160924480
• Sum of proper divisors (its aliquot sum) s(n): 721081462
• 1439843018 is a deficient number, because the sum of its proper divisors (721081462) is less than itself. Its deficiency is 718761556

Bases of 1439843018

• Binary: 1010101110100100100001011001010₂
• Hexadecimal: 0x55D242CA
• Base-36: NT8TZE

Squares and roots of 1439843018

• 1439843018 squared (1439843018²) is 2073147916483348324
• 1439843018 cubed (1439843018³) is 2985007552829796197573401832
• The square root of 1439843018 is 37945.2634461799
• The cube root of 1439843018 is 1129.2021982443

Scales and comparisons

• 1,439,843,018 seconds is equal to 45 years, 40 weeks, 4 days, 20 hours, 23 minutes, 38 seconds.
• To count from 1 to 1,439,843,018 would take you about ninety-one 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 1439843018 cubic inches would be around 94.1 feet tall.

Recreational maths with 1439843018

• 1439843018 backwards is 8103489341
• The number of decimal digits it has is: 10
• The sum of 1439843018's digits is 41
• More coming soon!