30840730

Names of 30840730

• Cardinal: 30840730 can be written as Thirty million, eight hundred forty thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 3.084073 × 10⁷

Factors of 30840730

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3084080

Divisors of 30840730

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 3084073 6168146 15420365 30840730
• Sum of all divisors σ(n): 55513332
• Sum of proper divisors (its aliquot sum) s(n): 24672602
• 30840730 is a deficient number, because the sum of its proper divisors (24672602) is less than itself. Its deficiency is 6168128

Bases of 30840730

• Binary: 1110101101001011110011010₂
• Hexadecimal: 0x1D6979A
• Base-36: ID0UY

Squares and roots of 30840730

• 30840730 squared (30840730²) is 951150626932900
• 30840730 cubed (30840730³) is 29334179674568297017000
• The square root of 30840730 is 5553.4430761467
• The cube root of 30840730 is 313.5991544841

Scales and comparisons

• 30,840,730 seconds is equal to 50 weeks, 6 days, 22 hours, 52 minutes, 10 seconds.
• To count from 1 to 30,840,730 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 30840730 cubic inches would be around 26.1 feet tall.

Recreational maths with 30840730

• 30840730 backwards is 03704803
• The number of decimal digits it has is: 8
• The sum of 30840730's digits is 25
• More coming soon!