# 1503

## 1,503 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1503 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

1503 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

## Prime factorization of 1503:

### 32 × 167

(3 × 3 × 167)

See below for interesting mathematical facts about the number 1503 from the Numbermatics database.

### Names of 1503

• Cardinal: 1503 can be written as One thousand, five hundred three.

### Scientific notation

• Scientific notation: 1.503 × 103

### Factors of 1503

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 170

### Divisors of 1503

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 2184
• Sum of proper divisors (its aliquot sum) s(n): 681
• 1503 is a deficient number, because the sum of its proper divisors (681) is less than itself. Its deficiency is 822

### Bases of 1503

• Binary: 101110111112
• Base-36: 15R

### Squares and roots of 1503

• 1503 squared (15032) is 2259009
• 1503 cubed (15033) is 3395290527
• The square root of 1503 is 38.7685439499
• The cube root of 1503 is 11.4547687719

### Scales and comparisons

How big is 1503?
• 1,503 seconds is equal to 25 minutes, 3 seconds.
• To count from 1 to 1,503 would take you about twenty-five 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 1503 cubic inches would be around 1 feet tall.

### Recreational maths with 1503

• 1503 backwards is 3051
• 1503 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 1503's digits is 9
• More coming soon!