30742874

Names of 30742874

• Cardinal: 30742874 can be written as Thirty million, seven hundred forty-two thousand, eight hundred seventy-four.

Scientific notation

• Scientific notation: 3.0742874 × 10⁷

Factors of 30742874

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 809044

Divisors of 30742874

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 19 38 809023 1618046 15371437 30742874
• Sum of all divisors σ(n): 48541440
• Sum of proper divisors (its aliquot sum) s(n): 17798566
• 30742874 is a deficient number, because the sum of its proper divisors (17798566) is less than itself. Its deficiency is 12944308

Bases of 30742874

• Binary: 1110101010001100101011010₂
• Hexadecimal: 0x1D5195A
• Base-36: IAXCQ

Squares and roots of 30742874

• 30742874 squared (30742874²) is 945124301779876
• 30742874 cubed (30742874³) is 29055837323956703603624
• The square root of 30742874 is 5544.6256861937
• The cube root of 30742874 is 313.2671252395

Scales and comparisons

• 30,742,874 seconds is equal to 50 weeks, 5 days, 19 hours, 41 minutes, 14 seconds.
• To count from 1 to 30,742,874 would take you about twenty-four weeks!

  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 30742874 cubic inches would be around 26.1 feet tall.

Recreational maths with 30742874

• 30742874 backwards is 47824703
• The number of decimal digits it has is: 8
• The sum of 30742874's digits is 35
• More coming soon!