# 1215488

## 1,215,488 is an even composite number composed of two prime numbers multiplied together.

What does the number 1215488 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 22 divisors.

1215488 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twenty-two divisors.

## Prime factorization of 1215488:

### 210 × 1187

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 1187)

See below for interesting mathematical facts about the number 1215488 from the Numbermatics database.

### Names of 1215488

• Cardinal: 1215488 can be written as One million, two hundred fifteen thousand, four hundred eighty-eight.

### Scientific notation

• Scientific notation: 1.215488 × 106

### Factors of 1215488

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1189

### Divisors of 1215488

• Number of divisors d(n): 22
• Complete list of divisors:
• Sum of all divisors σ(n): 2431836
• Sum of proper divisors (its aliquot sum) s(n): 1216348
• 1215488 is an abundant number, because the sum of its proper divisors (1216348) is greater than itself. Its abundance is 860

### Bases of 1215488

• Binary: 1001010001100000000002
• Base-36: Q1VK

### Squares and roots of 1215488

• 1215488 squared (12154882) is 1477411078144
• 1215488 cubed (12154883) is 1795775436551094272
• The square root of 1215488 is 1102.4917233249
• The cube root of 1215488 is 106.7210833453

### Scales and comparisons

How big is 1215488?
• 1,215,488 seconds is equal to 2 weeks, 38 minutes, 8 seconds.
• To count from 1 to 1,215,488 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 1215488 cubic inches would be around 8.9 feet tall.

### Recreational maths with 1215488

• 1215488 backwards is 8845121
• The number of decimal digits it has is: 7
• The sum of 1215488's digits is 29
• More coming soon!