3928398

Names of 3928398

• Cardinal: 3928398 can be written as Three million, nine hundred twenty-eight thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 3.928398 × 10⁶

Factors of 3928398

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 352

Divisors of 3928398

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 29 58 87 107 174 211 214 321 422 633 642 1266 3103 6119 6206 9309 12238 18357 18618 22577 36714 45154 67731 135462 654733 1309466 1964199 3928398
• Sum of all divisors σ(n): 8242560
• Sum of proper divisors (its aliquot sum) s(n): 4314162
• 3928398 is an abundant number, because the sum of its proper divisors (4314162) is greater than itself. Its abundance is 385764

Bases of 3928398

• Binary: 1110111111000101001110₂
• Hexadecimal: 0x3BF14E
• Base-36: 2C766

Squares and roots of 3928398

• 3928398 squared (3928398²) is 15432310846404
• 3928398 cubed (3928398³) is 60624259064391780792
• The square root of 3928398 is 1982.0186679241
• The cube root of 3928398 is 157.7872209223

Scales and comparisons

• 3,928,398 seconds is equal to 6 weeks, 3 days, 11 hours, 13 minutes, 18 seconds.
• To count from 1 to 3,928,398 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 3928398 cubic inches would be around 13.1 feet tall.

Recreational maths with 3928398

• 3928398 backwards is 8938293
• The number of decimal digits it has is: 7
• The sum of 3928398's digits is 42
• More coming soon!