# 764428

## 764,428 is an even composite number composed of four prime numbers multiplied together.

What does the number 764428 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

764428 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 764428:

### 22 × 7 × 23 × 1187

(2 × 2 × 7 × 23 × 1187)

See below for interesting mathematical facts about the number 764428 from the Numbermatics database.

### Names of 764428

• Cardinal: 764428 can be written as Seven hundred sixty-four thousand, four hundred twenty-eight.

### Scientific notation

• Scientific notation: 7.64428 × 105

### Factors of 764428

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1219

### Divisors of 764428

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 1596672
• Sum of proper divisors (its aliquot sum) s(n): 832244
• 764428 is an abundant number, because the sum of its proper divisors (832244) is greater than itself. Its abundance is 67816

### Bases of 764428

• Binary: 101110101010000011002
• Base-36: GDU4

### Squares and roots of 764428

• 764428 squared (7644282) is 584350167184
• 764428 cubed (7644283) is 446693629600130752
• The square root of 764428 is 874.3157324445
• The cube root of 764428 is 91.4349423571

### Scales and comparisons

How big is 764428?
• 764,428 seconds is equal to 20 hours, 20 minutes, 28 seconds.
• To count from 1 to 764,428 would take you about twenty hours!

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 764428 cubic inches would be around 7.6 feet tall.

### Recreational maths with 764428

• 764428 backwards is 824467
• The number of decimal digits it has is: 6
• The sum of 764428's digits is 31
• More coming soon!