# 493

## 493 is an odd composite number composed of two prime numbers multiplied together.

What does the number 493 look like?

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

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

## Prime factorization of 493:

### 17 × 29

See below for interesting mathematical facts about the number 493 from the Numbermatics database.

### Names of 493

• Cardinal: 493 can be written as Four hundred ninety-three.

### Scientific notation

• Scientific notation: 4.93 × 102

### Factors of 493

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 46

### Divisors of 493

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 540
• Sum of proper divisors (its aliquot sum) s(n): 47
• 493 is a deficient number, because the sum of its proper divisors (47) is less than itself. Its deficiency is 446

### Bases of 493

• Binary: 1111011012
• Base-36: DP

### Squares and roots of 493

• 493 squared (4932) is 243049
• 493 cubed (4933) is 119823157
• The square root of 493 is 22.2036033111
• The cube root of 493 is 7.8997916945

### Scales and comparisons

How big is 493?
• 493 seconds is equal to 8 minutes, 13 seconds.
• To count from 1 to 493 would take you about four 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 493 cubic inches would be around 0.7 feet tall.

### Recreational maths with 493

• 493 backwards is 394
• The number of decimal digits it has is: 3
• The sum of 493's digits is 16
• More coming soon!