30038472

Names of 30038472

• Cardinal: 30038472 can be written as Thirty million, thirty-eight thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.0038472 × 10⁷

Factors of 30038472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 139072

Divisors of 30038472

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 139067 278134 417201 556268 834402 1112536 1251603 1668804 2503206 3337608 3754809 5006412 7509618 10012824 15019236 30038472
• Sum of all divisors σ(n): 83440800
• Sum of proper divisors (its aliquot sum) s(n): 53402328
• 30038472 is an abundant number, because the sum of its proper divisors (53402328) is greater than itself. Its abundance is 23363856

Bases of 30038472

• Binary: 1110010100101100111001000₂
• Hexadecimal: 0x1CA59C8
• Base-36: HVTU0

Squares and roots of 30038472

• 30038472 squared (30038472²) is 902309800094784
• 30038472 cubed (30038472³) is 27104007665472766530048
• The square root of 30038472 is 5480.7364468655
• The cube root of 30038472 is 310.8560176903

Scales and comparisons

• 30,038,472 seconds is equal to 49 weeks, 4 days, 16 hours, 1 minute, 12 seconds.
• To count from 1 to 30,038,472 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 30038472 cubic inches would be around 25.9 feet tall.

Recreational maths with 30038472

• 30038472 backwards is 27483003
• 30038472 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30038472's digits is 27
• More coming soon!