3990039

Names of 3990039

• Cardinal: 3990039 can be written as Three million, nine hundred ninety thousand and thirty-nine.

Scientific notation

• Scientific notation: 3.990039 × 10⁶

Factors of 3990039

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2817

Divisors of 3990039

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 601 1803 2213 6639 1330013 3990039
• Sum of all divisors σ(n): 5331312
• Sum of proper divisors (its aliquot sum) s(n): 1341273
• 3990039 is a deficient number, because the sum of its proper divisors (1341273) is less than itself. Its deficiency is 2648766

Bases of 3990039

• Binary: 1111001110001000010111₂
• Hexadecimal: 0x3CE217
• Base-36: 2DIQF

Squares and roots of 3990039

• 3990039 squared (3990039²) is 15920411221521
• 3990039 cubed (3990039³) is 63523061669906429319
• The square root of 3990039 is 1997.5081977303
• The cube root of 3990039 is 158.6082281515

Scales and comparisons

• 3,990,039 seconds is equal to 6 weeks, 4 days, 4 hours, 20 minutes, 39 seconds.
• To count from 1 to 3,990,039 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 3990039 cubic inches would be around 13.2 feet tall.

Recreational maths with 3990039

• 3990039 backwards is 9300993
• The number of decimal digits it has is: 7
• The sum of 3990039's digits is 33
• More coming soon!