1800121

Names of 1800121

• Cardinal: 1800121 can be written as One million, eight hundred thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.800121 × 10⁶

Factors of 1800121

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 1800121

Divisors of 1800121

• Number of divisors d(n): 2
• Complete list of divisors:
  1 1800121
• Sum of all divisors σ(n): 1800122
• Sum of proper divisors (its aliquot sum) s(n): 1
• 1800121 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 1800120

Bases of 1800121

• Binary: 110110111011110111001₂
• Hexadecimal: 0x1B77B9
• Base-36: 12KZD

Squares and roots of 1800121

• 1800121 squared (1800121²) is 3240435614641
• 1800121 cubed (1800121³) is 5833176199063171561
• The square root of 1800121 is 1341.6858797797
• The cube root of 1800121 is 121.6467655779

Scales and comparisons

• 1,800,121 seconds is equal to 2 weeks, 6 days, 20 hours, 2 minutes, 1 second.
• To count from 1 to 1,800,121 would take you about 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 1800121 cubic inches would be around 10.1 feet tall.

Recreational maths with 1800121

• 1800121 backwards is 1210081
• The number of decimal digits it has is: 7
• The sum of 1800121's digits is 13
• More coming soon!