# 3216

## 3,216 is an even composite number composed of three prime numbers multiplied together.

What does the number 3216 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

3216 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

## Prime factorization of 3216:

### 24 × 3 × 67

(2 × 2 × 2 × 2 × 3 × 67)

See below for interesting mathematical facts about the number 3216 from the Numbermatics database.

### Names of 3216

• Cardinal: 3216 can be written as Three thousand, two hundred sixteen.

### Scientific notation

• Scientific notation: 3.216 × 103

### Factors of 3216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 72

### Divisors of 3216

• Number of divisors d(n): 20
• Complete list of divisors:
• Sum of all divisors σ(n): 8432
• Sum of proper divisors (its aliquot sum) s(n): 5216
• 3216 is an abundant number, because the sum of its proper divisors (5216) is greater than itself. Its abundance is 2000

### Bases of 3216

• Binary: 1100100100002
• Base-36: 2HC

### Squares and roots of 3216

• 3216 squared (32162) is 10342656
• 3216 cubed (32163) is 33261981696
• The square root of 3216 is 56.7097875151
• The cube root of 3216 is 14.7606453841

### Scales and comparisons

How big is 3216?
• 3,216 seconds is equal to 53 minutes, 36 seconds.
• To count from 1 to 3,216 would take you about fifty-three 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 3216 cubic inches would be around 1.2 feet tall.

### Recreational maths with 3216

• 3216 backwards is 6123
• 3216 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 3216's digits is 12
• More coming soon!