3945398

Names of 3945398

• Cardinal: 3945398 can be written as Three million, nine hundred forty-five thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 3.945398 × 10⁶

Factors of 3945398

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2838

Divisors of 3945398

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1223 1613 2446 3226 1972699 3945398
• Sum of all divisors σ(n): 5926608
• Sum of proper divisors (its aliquot sum) s(n): 1981210
• 3945398 is a deficient number, because the sum of its proper divisors (1981210) is less than itself. Its deficiency is 1964188

Bases of 3945398

• Binary: 1111000011001110110110₂
• Hexadecimal: 0x3C33B6
• Base-36: 2CKAE

Squares and roots of 3945398

• 3945398 squared (3945398²) is 15566165378404
• 3945398 cubed (3945398³) is 61414717751624384792
• The square root of 3945398 is 1986.3025952759
• The cube root of 3945398 is 158.0144995505

Scales and comparisons

• 3,945,398 seconds is equal to 6 weeks, 3 days, 15 hours, 56 minutes, 38 seconds.
• To count from 1 to 3,945,398 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 3945398 cubic inches would be around 13.2 feet tall.

Recreational maths with 3945398

• 3945398 backwards is 8935493
• The number of decimal digits it has is: 7
• The sum of 3945398's digits is 41
• More coming soon!