3990695

Names of 3990695

• Cardinal: 3990695 can be written as Three million, nine hundred ninety thousand, six hundred ninety-five.

Scientific notation

• Scientific notation: 3.990695 × 10⁶

Factors of 3990695

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 798144

Divisors of 3990695

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 798139 3990695
• Sum of all divisors σ(n): 4788840
• Sum of proper divisors (its aliquot sum) s(n): 798145
• 3990695 is a deficient number, because the sum of its proper divisors (798145) is less than itself. Its deficiency is 3192550

Bases of 3990695

• Binary: 1111001110010010100111₂
• Hexadecimal: 0x3CE4A7
• Base-36: 2DJ8N

Squares and roots of 3990695

• 3990695 squared (3990695²) is 15925646583025
• 3990695 cubed (3990695³) is 63554398190644952375
• The square root of 3990695 is 1997.6723955643
• The cube root of 3990695 is 158.6169199043

Scales and comparisons

• 3,990,695 seconds is equal to 6 weeks, 4 days, 4 hours, 31 minutes, 35 seconds.
• To count from 1 to 3,990,695 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 3990695 cubic inches would be around 13.2 feet tall.

Recreational maths with 3990695

• 3990695 backwards is 5960993
• The number of decimal digits it has is: 7
• The sum of 3990695's digits is 41
• More coming soon!