42045739

Names of 42045739

• Cardinal: 42045739 can be written as Forty-two million, forty-five thousand, seven hundred thirty-nine.

Scientific notation

• Scientific notation: 4.2045739 × 10⁷

Factors of 42045739

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 42045739

Divisors of 42045739

• Number of divisors d(n): 2
• Complete list of divisors:
  1 42045739
• Sum of all divisors σ(n): 42045740
• Sum of proper divisors (its aliquot sum) s(n): 1
• 42045739 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 42045738

Bases of 42045739

• Binary: 10100000011001000100101011₂
• Hexadecimal: 0x281912B
• Base-36: P16P7

Squares and roots of 42045739

• 42045739 squared (42045739²) is 1767844168056121
• 42045739 cubed (42045739³) is 74330314482759800918419
• The square root of 42045739 is 6484.2685786447
• The cube root of 42045739 is 347.7288012371

Scales and comparisons

• 42,045,739 seconds is equal to 1 year, 17 weeks, 3 days, 15 hours, 22 minutes, 19 seconds.
• To count from 1 to 42,045,739 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 42045739 cubic inches would be around 29 feet tall.

Recreational maths with 42045739

• 42045739 backwards is 93754024
• The number of decimal digits it has is: 8
• The sum of 42045739's digits is 34
• More coming soon!