# 748

## 748 is an even composite number composed of three prime numbers multiplied together.

What does the number 748 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

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

## Prime factorization of 748:

### 22 × 11 × 17

(2 × 2 × 11 × 17)

See below for interesting mathematical facts about the number 748 from the Numbermatics database.

### Names of 748

• Cardinal: 748 can be written as Seven hundred forty-eight.

### Scientific notation

• Scientific notation: 7.48 × 102

### Factors of 748

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 30

### Divisors of 748

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 1512
• Sum of proper divisors (its aliquot sum) s(n): 764
• 748 is an abundant number, because the sum of its proper divisors (764) is greater than itself. Its abundance is 16

### Bases of 748

• Binary: 10111011002
• Base-36: KS

### Squares and roots of 748

• 748 squared (7482) is 559504
• 748 cubed (7483) is 418508992
• The square root of 748 is 27.3495886625
• The cube root of 748 is 9.0775196831

### Scales and comparisons

How big is 748?
• 748 seconds is equal to 12 minutes, 28 seconds.
• To count from 1 to 748 would take you about six 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 748 cubic inches would be around 0.8 feet tall.

### Recreational maths with 748

• 748 backwards is 847
• The number of decimal digits it has is: 3
• The sum of 748's digits is 19
• More coming soon!