3949478

Names of 3949478

• Cardinal: 3949478 can be written as Three million, nine hundred forty-nine thousand, four hundred seventy-eight.

Scientific notation

• Scientific notation: 3.949478 × 10⁶

Factors of 3949478

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 151918

Divisors of 3949478

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 151903 303806 1974739 3949478
• Sum of all divisors σ(n): 6379968
• Sum of proper divisors (its aliquot sum) s(n): 2430490
• 3949478 is a deficient number, because the sum of its proper divisors (2430490) is less than itself. Its deficiency is 1518988

Bases of 3949478

• Binary: 1111000100001110100110₂
• Hexadecimal: 0x3C43A6
• Base-36: 2CNFQ

Squares and roots of 3949478

• 3949478 squared (3949478²) is 15598376472484
• 3949478 cubed (3949478³) is 61605444713793163352
• The square root of 3949478 is 1987.3293637443
• The cube root of 3949478 is 158.0689492371

Scales and comparisons

• 3,949,478 seconds is equal to 6 weeks, 3 days, 17 hours, 4 minutes, 38 seconds.
• To count from 1 to 3,949,478 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 3949478 cubic inches would be around 13.2 feet tall.

Recreational maths with 3949478

• 3949478 backwards is 8749493
• The number of decimal digits it has is: 7
• The sum of 3949478's digits is 44
• More coming soon!