# 1287264

## 1,287,264 is an even composite number composed of five prime numbers multiplied together.

What does the number 1287264 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 96 divisors.

1287264 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.

## Prime factorization of 1287264:

### 25 × 3 × 11 × 23 × 53

(2 × 2 × 2 × 2 × 2 × 3 × 11 × 23 × 53)

See below for interesting mathematical facts about the number 1287264 from the Numbermatics database.

### Names of 1287264

• Cardinal: 1287264 can be written as One million, two hundred eighty-seven thousand, two hundred sixty-four.

### Scientific notation

• Scientific notation: 1.287264 × 106

### Factors of 1287264

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 92

### Divisors of 1287264

• Number of divisors d(n): 96
• Complete list of divisors:
• Sum of all divisors σ(n): 3919104
• Sum of proper divisors (its aliquot sum) s(n): 2631840
• 1287264 is an abundant number, because the sum of its proper divisors (2631840) is greater than itself. Its abundance is 1344576

### Bases of 1287264

• Binary: 1001110100100011000002
• Base-36: RL9C

### Squares and roots of 1287264

• 1287264 squared (12872642) is 1657048605696
• 1287264 cubed (12872643) is 2133059016362655744
• The square root of 1287264 is 1134.5765729999
• The cube root of 1287264 is 108.7817082859

### Scales and comparisons

How big is 1287264?
• 1,287,264 seconds is equal to 2 weeks, 21 hours, 34 minutes, 24 seconds.
• To count from 1 to 1,287,264 would take you about three weeks!

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 1287264 cubic inches would be around 9.1 feet tall.

### Recreational maths with 1287264

• 1287264 backwards is 4627821
• The number of decimal digits it has is: 7
• The sum of 1287264's digits is 30
• More coming soon!