# 357

## 357 is an odd composite number composed of three prime numbers multiplied together.

What does the number 357 look like?

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

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

## Prime factorization of 357:

### 3 × 7 × 17

See below for interesting mathematical facts about the number 357 from the Numbermatics database.

### Names of 357

• Cardinal: 357 can be written as Three hundred fifty-seven.

### Scientific notation

• Scientific notation: 3.57 × 102

### Factors of 357

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 27

### Divisors of 357

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 576
• Sum of proper divisors (its aliquot sum) s(n): 219
• 357 is a deficient number, because the sum of its proper divisors (219) is less than itself. Its deficiency is 138

### Bases of 357

• Binary: 1011001012
• Base-36: 9X

### Squares and roots of 357

• 357 squared (3572) is 127449
• 357 cubed (3573) is 45499293
• The square root of 357 is 18.8944436277
• The cube root of 357 is 7.0939709447

### Scales and comparisons

How big is 357?
• 357 seconds is equal to 5 minutes, 57 seconds.
• To count from 1 to 357 would take you about two 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 357 cubic inches would be around 0.6 feet tall.

### Recreational maths with 357

• 357 backwards is 753
• The number of decimal digits it has is: 3
• The sum of 357's digits is 15
• More coming soon!