398746049

Names of 398746049

• Cardinal: 398746049 can be written as Three hundred ninety-eight million, seven hundred forty-six thousand and forty-nine.

Scientific notation

• Scientific notation: 3.98746049 × 10⁸

Factors of 398746049

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 30672786

Divisors of 398746049

• Number of divisors d(n): 4
• Complete list of divisors:
  1 13 30672773 398746049
• Sum of all divisors σ(n): 429418836
• Sum of proper divisors (its aliquot sum) s(n): 30672787
• 398746049 is a deficient number, because the sum of its proper divisors (30672787) is less than itself. Its deficiency is 368073262

Bases of 398746049

• Binary: 10111110001000110000111000001₂
• Hexadecimal: 0x17C461C1
• Base-36: 6LEIF5

Squares and roots of 398746049

• 398746049 squared (398746049²) is 158998411593110401
• 398746049 cubed (398746049³) is 63399988420028568019555649
• The square root of 398746049 is 19968.6266177721
• The cube root of 398746049 is 736.0355612789

Scales and comparisons

• 398,746,049 seconds is equal to 12 years, 35 weeks, 2 days, 2 hours, 47 minutes, 29 seconds.
• To count from 1 to 398,746,049 would take you about nineteen years!

  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 398746049 cubic inches would be around 61.3 feet tall.

Recreational maths with 398746049

• 398746049 backwards is 940647893
• The number of decimal digits it has is: 9
• The sum of 398746049's digits is 50
• More coming soon!