18050000

Names of 18050000

• Cardinal: 18050000 can be written as Eighteen million, fifty thousand.

Scientific notation

• Scientific notation: 1.805 × 10⁷

Factors of 18050000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 26

Divisors of 18050000

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 25 38 40 50 76 80 95 100 125 152 190 200 250 304 361 380 400 475 500 625 722 760 950 1000 1250 1444 1520 1805 1900 2000 2375 2500 2888 3125 3610 3800 4750 5000 5776 6250 7220 7600 9025 9500 10000 11875 12500 14440 18050 19000 23750 25000 28880 36100 38000 45125 47500 50000 59375 72200 90250 95000 118750 144400 180500 190000 225625 237500 361000 451250 475000 722000 902500 950000 1128125 1805000 2256250 3610000 4512500 9025000 18050000
• Sum of all divisors σ(n): 46133766
• Sum of proper divisors (its aliquot sum) s(n): 28083766
• 18050000 is an abundant number, because the sum of its proper divisors (28083766) is greater than itself. Its abundance is 10033766

Bases of 18050000

• Binary: 1000100110110101111010000₂
• Hexadecimal: 0x1136BD0
• Base-36: AQVGW

Squares and roots of 18050000

• 18050000 squared (18050000²) is 325802500000000
• 18050000 cubed (18050000³) is 5880735125000000000000
• The square root of 18050000 is 4248.5291572497
• The cube root of 18050000 is 262.3165763209

Scales and comparisons

• 18,050,000 seconds is equal to 29 weeks, 5 days, 21 hours, 53 minutes, 20 seconds.
• To count from 1 to 18,050,000 would take you about forty-four 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 18050000 cubic inches would be around 21.9 feet tall.

Recreational maths with 18050000

• 18050000 backwards is 00005081
• The number of decimal digits it has is: 8
• The sum of 18050000's digits is 14
• More coming soon!