42319378

Names of 42319378

• Cardinal: 42319378 can be written as Forty-two million, three hundred nineteen thousand, three hundred seventy-eight.

Scientific notation

• Scientific notation: 4.2319378 × 10⁷

Factors of 42319378

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 21159691

Divisors of 42319378

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 21159689 42319378
• Sum of all divisors σ(n): 63479070
• Sum of proper divisors (its aliquot sum) s(n): 21159692
• 42319378 is a deficient number, because the sum of its proper divisors (21159692) is less than itself. Its deficiency is 21159686

Bases of 42319378

• Binary: 10100001011011111000010010₂
• Hexadecimal: 0x285BE12
• Base-36: P71UA

Squares and roots of 42319378

• 42319378 squared (42319378²) is 1790929754306884
• 42319378 cubed (42319378³) is 75791033243960151998152
• The square root of 42319378 is 6505.3345801735
• The cube root of 42319378 is 348.4815250249

Scales and comparisons

• 42,319,378 seconds is equal to 1 year, 17 weeks, 6 days, 19 hours, 22 minutes, 58 seconds.
• To count from 1 to 42,319,378 would take you about two 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 42319378 cubic inches would be around 29 feet tall.

Recreational maths with 42319378

• 42319378 backwards is 87391324
• The number of decimal digits it has is: 8
• The sum of 42319378's digits is 37
• More coming soon!