1990426

Names of 1990426

• Cardinal: 1990426 can be written as One million, nine hundred ninety thousand, four hundred twenty-six.

Scientific notation

• Scientific notation: 1.990426 × 10⁶

Factors of 1990426

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2708

Divisors of 1990426

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 439 878 2267 4534 995213 1990426
• Sum of all divisors σ(n): 2993760
• Sum of proper divisors (its aliquot sum) s(n): 1003334
• 1990426 is a deficient number, because the sum of its proper divisors (1003334) is less than itself. Its deficiency is 987092

Bases of 1990426

• Binary: 111100101111100011010₂
• Hexadecimal: 0x1E5F1A
• Base-36: 16NTM

Squares and roots of 1990426

• 1990426 squared (1990426²) is 3961795661476
• 1990426 cubed (1990426³) is 7885661091289028776
• The square root of 1990426 is 1410.8245815835
• The cube root of 1990426 is 125.7907419363

Scales and comparisons

• 1,990,426 seconds is equal to 3 weeks, 2 days, 53 minutes, 46 seconds.
• To count from 1 to 1,990,426 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 1990426 cubic inches would be around 10.5 feet tall.

Recreational maths with 1990426

• 1990426 backwards is 6240991
• The number of decimal digits it has is: 7
• The sum of 1990426's digits is 31
• More coming soon!