18342472

Names of 18342472

• Cardinal: 18342472 can be written as Eighteen million, three hundred forty-two thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8342472 × 10⁷

Factors of 18342472

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2292811

Divisors of 18342472

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 2292809 4585618 9171236 18342472
• Sum of all divisors σ(n): 34392150
• Sum of proper divisors (its aliquot sum) s(n): 16049678
• 18342472 is a deficient number, because the sum of its proper divisors (16049678) is less than itself. Its deficiency is 2292794

Bases of 18342472

• Binary: 1000101111110001001001000₂
• Hexadecimal: 0x117E248
• Base-36: AX554

Squares and roots of 18342472

• 18342472 squared (18342472²) is 336446279070784
• 18342472 cubed (18342472³) is 6171256453360041538048
• The square root of 18342472 is 4282.8112262859
• The cube root of 18342472 is 263.7258019323

Scales and comparisons

• 18,342,472 seconds is equal to 30 weeks, 2 days, 7 hours, 7 minutes, 52 seconds.
• To count from 1 to 18,342,472 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 18342472 cubic inches would be around 22 feet tall.

Recreational maths with 18342472

• 18342472 backwards is 27424381
• The number of decimal digits it has is: 8
• The sum of 18342472's digits is 31
• More coming soon!