# 738

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

What does the number 738 look like?

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

738 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 738:

### 2 × 32 × 41

(2 × 3 × 3 × 41)

See below for interesting mathematical facts about the number 738 from the Numbermatics database.

### Names of 738

• Cardinal: 738 can be written as Seven hundred thirty-eight.

### Scientific notation

• Scientific notation: 7.38 × 102

### Factors of 738

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 46

### Divisors of 738

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 1638
• Sum of proper divisors (its aliquot sum) s(n): 900
• 738 is an abundant number, because the sum of its proper divisors (900) is greater than itself. Its abundance is 162

### Bases of 738

• Binary: 10111000102
• Base-36: KI

### Squares and roots of 738

• 738 squared (7382) is 544644
• 738 cubed (7383) is 401947272
• The square root of 738 is 27.1661554145
• The cube root of 738 is 9.0368856581

### Scales and comparisons

How big is 738?
• 738 seconds is equal to 12 minutes, 18 seconds.
• To count from 1 to 738 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 738 cubic inches would be around 0.8 feet tall.

### Recreational maths with 738

• 738 backwards is 837
• 738 is a Harshad number.
• The number of decimal digits it has is: 3
• The sum of 738's digits is 18
• More coming soon!