3998321

Names of 3998321

• Cardinal: 3998321 can be written as Three million, nine hundred ninety-eight thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 3.998321 × 10⁶

Factors of 3998321

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 12930

Divisors of 3998321

• Number of divisors d(n): 4
• Complete list of divisors:
  1 317 12613 3998321
• Sum of all divisors σ(n): 4011252
• Sum of proper divisors (its aliquot sum) s(n): 12931
• 3998321 is a deficient number, because the sum of its proper divisors (12931) is less than itself. Its deficiency is 3985390

Bases of 3998321

• Binary: 1111010000001001110001₂
• Hexadecimal: 0x3D0271
• Base-36: 2DP4H

Squares and roots of 3998321

• 3998321 squared (3998321²) is 15986570819041
• 3998321 cubed (3998321³) is 63919441823758830161
• The square root of 3998321 is 1999.5802059433
• The cube root of 3998321 is 158.7178917021

Scales and comparisons

• 3,998,321 seconds is equal to 6 weeks, 4 days, 6 hours, 38 minutes, 41 seconds.
• To count from 1 to 3,998,321 would take you about nine 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 3998321 cubic inches would be around 13.2 feet tall.

Recreational maths with 3998321

• 3998321 backwards is 1238993
• The number of decimal digits it has is: 7
• The sum of 3998321's digits is 35
• More coming soon!