# 1263

## 1,263 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1263 look like?

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

1263 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 1263:

### 3 × 421

See below for interesting mathematical facts about the number 1263 from the Numbermatics database.

### Names of 1263

• Cardinal: 1263 can be written as One thousand, two hundred sixty-three.

### Scientific notation

• Scientific notation: 1.263 × 103

### Factors of 1263

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 424

### Divisors of 1263

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1688
• Sum of proper divisors (its aliquot sum) s(n): 425
• 1263 is a deficient number, because the sum of its proper divisors (425) is less than itself. Its deficiency is 838

### Bases of 1263

• Binary: 100111011112
• Base-36: Z3

### Squares and roots of 1263

• 1263 squared (12632) is 1595169
• 1263 cubed (12633) is 2014698447
• The square root of 1263 is 35.5387112879
• The cube root of 1263 is 10.8093882701

### Scales and comparisons

How big is 1263?
• 1,263 seconds is equal to 21 minutes, 3 seconds.
• To count from 1 to 1,263 would take you about twenty-one 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 1263 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1263

• 1263 backwards is 3621
• The number of decimal digits it has is: 4
• The sum of 1263's digits is 12
• More coming soon!