# 428750000

## 428,750,000 is an even composite number composed of three prime numbers multiplied together.

What does the number 428750000 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 160 divisors.

428750000 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.

## Prime factorization of 428750000:

### 24 × 57 × 73

(2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 7 × 7 × 7)

See below for interesting mathematical facts about the number 428750000 from the Numbermatics database.

### Names of 428750000

• Cardinal: 428750000 can be written as Four hundred twenty-eight million, seven hundred fifty thousand.

### Scientific notation

• Scientific notation: 4.2875 × 108

### Factors of 428750000

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

### Divisors of 428750000

• Number of divisors d(n): 160
• Complete list of divisors:
• Sum of all divisors σ(n): 1210934400
• Sum of proper divisors (its aliquot sum) s(n): 782184400
• 428750000 is an abundant number, because the sum of its proper divisors (782184400) is greater than itself. Its abundance is 353434400

### Bases of 428750000

• Binary: 110011000111000110100101100002
• Base-36: 739LM8

### Squares and roots of 428750000

• 428750000 squared (4287500002) is 183826562500000000
• 428750000 cubed (4287500003) is 78815638671875000000000000
• The square root of 428750000 is 20706.2792408485
• The cube root of 428750000 is 754.0521415111

### Scales and comparisons

How big is 428750000?
• 428,750,000 seconds is equal to 13 years, 32 weeks, 6 days, 9 hours, 13 minutes, 20 seconds.
• To count from 1 to 428,750,000 would take you about twenty years!

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 428750000 cubic inches would be around 62.8 feet tall.

### Recreational maths with 428750000

• 428750000 backwards is 000057824
• The number of decimal digits it has is: 9
• The sum of 428750000's digits is 26
• More coming soon!