42045743

Names of 42045743

• Cardinal: 42045743 can be written as Forty-two million, forty-five thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 4.2045743 × 10⁷

Factors of 42045743

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 145504

Divisors of 42045743

• Number of divisors d(n): 6
• Complete list of divisors:
  1 17 289 145487 2473279 42045743
• Sum of all divisors σ(n): 44664816
• Sum of proper divisors (its aliquot sum) s(n): 2619073
• 42045743 is a deficient number, because the sum of its proper divisors (2619073) is less than itself. Its deficiency is 39426670

Bases of 42045743

• Binary: 10100000011001000100101111₂
• Hexadecimal: 0x281912F
• Base-36: P16PB

Squares and roots of 42045743

• 42045743 squared (42045743²) is 1767844504422049
• 42045743 cubed (42045743³) is 74330335696891835787407
• The square root of 42045743 is 6484.2688870835
• The cube root of 42045743 is 347.7288122641

Scales and comparisons

• 42,045,743 seconds is equal to 1 year, 17 weeks, 3 days, 15 hours, 22 minutes, 23 seconds.
• To count from 1 to 42,045,743 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 42045743 cubic inches would be around 29 feet tall.

Recreational maths with 42045743

• 42045743 backwards is 34754024
• The number of decimal digits it has is: 8
• The sum of 42045743's digits is 29
• More coming soon!