# 494

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

What does the number 494 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

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

## Prime factorization of 494:

### 2 × 13 × 19

See below for interesting mathematical facts about the number 494 from the Numbermatics database.

### Names of 494

• Cardinal: 494 can be written as Four hundred ninety-four.

### Scientific notation

• Scientific notation: 4.94 × 102

### Factors of 494

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 34

### Divisors of 494

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 840
• Sum of proper divisors (its aliquot sum) s(n): 346
• 494 is a deficient number, because the sum of its proper divisors (346) is less than itself. Its deficiency is 148

### Bases of 494

• Binary: 1111011102
• Base-36: DQ

### Squares and roots of 494

• 494 squared (4942) is 244036
• 494 cubed (4943) is 120553784
• The square root of 494 is 22.2261107709
• The cube root of 494 is 7.9051293933

### Scales and comparisons

How big is 494?
• 494 seconds is equal to 8 minutes, 14 seconds.
• To count from 1 to 494 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 494 cubic inches would be around 0.7 feet tall.

### Recreational maths with 494

• 494 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 3
• The sum of 494's digits is 17
• More coming soon!