398437

Names of 398437

• Cardinal: 398437 can be written as Three hundred ninety-eight thousand, four hundred thirty-seven.

Scientific notation

• Scientific notation: 3.98437 × 10⁵

Factors of 398437

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 30662

Divisors of 398437

• Number of divisors d(n): 4
• Complete list of divisors:
  1 13 30649 398437
• Sum of all divisors σ(n): 429100
• Sum of proper divisors (its aliquot sum) s(n): 30663
• 398437 is a deficient number, because the sum of its proper divisors (30663) is less than itself. Its deficiency is 367774

Bases of 398437

• Binary: 1100001010001100101₂
• Hexadecimal: 0x61465
• Base-36: 8JFP

Squares and roots of 398437

• 398437 squared (398437²) is 158752042969
• 398437 cubed (398437³) is 63252687744439453
• The square root of 398437 is 631.2186625885
• The cube root of 398437 is 73.5845356805

Scales and comparisons

• 398,437 seconds is equal to 4 days, 14 hours, 40 minutes, 37 seconds.
• To count from 1 to 398,437 would take you about four days.

  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 398437 cubic inches would be around 6.1 feet tall.

Recreational maths with 398437

• 398437 backwards is 734893
• The number of decimal digits it has is: 6
• The sum of 398437's digits is 34
• More coming soon!