9742

Names of 9742

• Cardinal: 9742 can be written as Nine thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 9.742 × 10³

Factors of 9742

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4873

Divisors of 9742

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 4871 9742
• Sum of all divisors σ(n): 14616
• Sum of proper divisors (its aliquot sum) s(n): 4874
• 9742 is a deficient number, because the sum of its proper divisors (4874) is less than itself. Its deficiency is 4868

Bases of 9742

• Binary: 10011000001110₂
• Hexadecimal: 0x260E
• Base-36: 7IM

Squares and roots of 9742

• 9742 squared (9742²) is 94906564
• 9742 cubed (9742³) is 924579746488
• The square root of 9742 is 98.7015704029
• The cube root of 9742 is 21.3574488577

Scales and comparisons

• 9,742 seconds is equal to 2 hours, 42 minutes, 22 seconds.
• To count from 1 to 9,742 would take you about two hours.

  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 9742 cubic inches would be around 1.8 feet tall.

Recreational maths with 9742

• 9742 backwards is 2479
• The number of decimal digits it has is: 4
• The sum of 9742's digits is 22
• More coming soon!