18472713

Names of 18472713

• Cardinal: 18472713 can be written as Eighteen million, four hundred seventy-two thousand, seven hundred thirteen.

Scientific notation

• Scientific notation: 1.8472713 × 10⁷

Factors of 18472713

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 879663

Divisors of 18472713

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 7 21 879653 2638959 6157571 18472713
• Sum of all divisors σ(n): 28148928
• Sum of proper divisors (its aliquot sum) s(n): 9676215
• 18472713 is a deficient number, because the sum of its proper divisors (9676215) is less than itself. Its deficiency is 8796498

Bases of 18472713

• Binary: 1000110011101111100001001₂
• Hexadecimal: 0x119DF09
• Base-36: AZXMX

Squares and roots of 18472713

• 18472713 squared (18472713²) is 341241125580369
• 18472713 cubed (18472713³) is 6303649376643114971097
• The square root of 18472713 is 4297.9894136677
• The cube root of 18472713 is 264.3485267099

Scales and comparisons

• 18,472,713 seconds is equal to 30 weeks, 3 days, 19 hours, 18 minutes, 33 seconds.
• To count from 1 to 18,472,713 would take you about forty-five 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 18472713 cubic inches would be around 22 feet tall.

Recreational maths with 18472713

• 18472713 backwards is 31727481
• The number of decimal digits it has is: 8
• The sum of 18472713's digits is 33
• More coming soon!