# 28764160

## 28,764,160 is an even composite number composed of three prime numbers multiplied together.

What does the number 28764160 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 72 divisors.

28764160 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of seventy-two divisors.

## Prime factorization of 28764160:

### 211 × 5 × 532

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 53 × 53)

See below for interesting mathematical facts about the number 28764160 from the Numbermatics database.

### Names of 28764160

• Cardinal: 28764160 can be written as Twenty-eight million, seven hundred sixty-four thousand, one hundred sixty.

### Scientific notation

• Scientific notation: 2.876416 × 107

### Factors of 28764160

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 60

### Divisors of 28764160

• Number of divisors d(n): 72
• Complete list of divisors:
• Sum of all divisors σ(n): 70343910
• Sum of proper divisors (its aliquot sum) s(n): 41579750
• 28764160 is an abundant number, because the sum of its proper divisors (41579750) is greater than itself. Its abundance is 12815590

### Bases of 28764160

• Binary: 11011011011101000000000002
• Base-36: H4IKG

### Squares and roots of 28764160

• 28764160 squared (287641602) is 827376900505600
• 28764160 cubed (287641603) is 23798801546447159296000
• The square root of 28764160 is 5363.2229116455
• The cube root of 28764160 is 306.3965695749

### Scales and comparisons

How big is 28764160?
• 28,764,160 seconds is equal to 47 weeks, 3 days, 22 hours, 2 minutes, 40 seconds.
• To count from 1 to 28,764,160 would take you about nineteen 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 28764160 cubic inches would be around 25.5 feet tall.

### Recreational maths with 28764160

• 28764160 backwards is 06146782
• The number of decimal digits it has is: 8
• The sum of 28764160's digits is 34
• More coming soon!