# 3946

## 3,946 is an even composite number composed of two prime numbers multiplied together.

What does the number 3946 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

3946 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 3946:

### 2 × 1973

See below for interesting mathematical facts about the number 3946 from the Numbermatics database.

### Names of 3946

• Cardinal: 3946 can be written as Three thousand, nine hundred forty-six.

### Scientific notation

• Scientific notation: 3.946 × 103

### Factors of 3946

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1975

### Divisors of 3946

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 5922
• Sum of proper divisors (its aliquot sum) s(n): 1976
• 3946 is a deficient number, because the sum of its proper divisors (1976) is less than itself. Its deficiency is 1970

### Bases of 3946

• Binary: 1111011010102
• Base-36: 31M

### Squares and roots of 3946

• 3946 squared (39462) is 15570916
• 3946 cubed (39463) is 61442834536
• The square root of 3946 is 62.8171950981
• The cube root of 3946 is 15.8022535909

### Scales and comparisons

How big is 3946?
• 3,946 seconds is equal to 1 hour, 5 minutes, 46 seconds.
• To count from 1 to 3,946 would take you about five minutes.

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 3946 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3946

• 3946 backwards is 6493
• The number of decimal digits it has is: 4
• The sum of 3946's digits is 22
• More coming soon!