30472013

Names of 30472013

• Cardinal: 30472013 can be written as Thirty million, four hundred seventy-two thousand and thirteen.

Scientific notation

• Scientific notation: 3.0472013 × 10⁷

Factors of 30472013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 213115

Divisors of 30472013

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 13 143 213091 2344001 2770183 30472013
• Sum of all divisors σ(n): 35799456
• Sum of proper divisors (its aliquot sum) s(n): 5327443
• 30472013 is a deficient number, because the sum of its proper divisors (5327443) is less than itself. Its deficiency is 25144570

Bases of 30472013

• Binary: 1110100001111011101001101₂
• Hexadecimal: 0x1D0F74D
• Base-36: I54CT

Squares and roots of 30472013

• 30472013 squared (30472013²) is 928543576272169
• 30472013 cubed (30472013³) is 28294591927232025306197
• The square root of 30472013 is 5520.1461031389
• The cube root of 30472013 is 312.3443935703

Scales and comparisons

• 30,472,013 seconds is equal to 50 weeks, 2 days, 16 hours, 26 minutes, 53 seconds.
• To count from 1 to 30,472,013 would take you about twenty-three 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 30472013 cubic inches would be around 26 feet tall.

Recreational maths with 30472013

• 30472013 backwards is 31027403
• The number of decimal digits it has is: 8
• The sum of 30472013's digits is 20
• More coming soon!