30005000

Names of 30005000

• Cardinal: 30005000 can be written as Thirty million, five thousand.

Scientific notation

• Scientific notation: 3.0005 × 10⁷

Factors of 30005000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 377

Divisors of 30005000

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 17 20 25 34 40 50 68 85 100 125 136 170 200 250 340 353 425 500 625 680 706 850 1000 1250 1412 1700 1765 2125 2500 2824 3400 3530 4250 5000 6001 7060 8500 8825 10625 12002 14120 17000 17650 21250 24004 30005 35300 42500 44125 48008 60010 70600 85000 88250 120020 150025 176500 220625 240040 300050 353000 441250 600100 750125 882500 1200200 1500250 1765000 3000500 3750625 6001000 7501250 15002500 30005000
• Sum of all divisors σ(n): 74647980
• Sum of proper divisors (its aliquot sum) s(n): 44642980
• 30005000 is an abundant number, because the sum of its proper divisors (44642980) is greater than itself. Its abundance is 14637980

Bases of 30005000

• Binary: 1110010011101011100001000₂
• Hexadecimal: 0x1C9D708
• Base-36: HV408

Squares and roots of 30005000

• 30005000 squared (30005000²) is 900300025000000
• 30005000 cubed (30005000³) is 27013502250125000000000
• The square root of 30005000 is 5477.6819914997
• The cube root of 30005000 is 310.7405120393

Scales and comparisons

• 30,005,000 seconds is equal to 49 weeks, 4 days, 6 hours, 43 minutes, 20 seconds.
• To count from 1 to 30,005,000 would take you about twenty-two 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 30005000 cubic inches would be around 25.9 feet tall.

Recreational maths with 30005000

• 30005000 backwards is 00050003
• 30005000 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30005000's digits is 8
• More coming soon!