# 442450728

## 442,450,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 442450728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 64 divisors.

442450728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty-four divisors.

## Prime factorization of 442450728:

### 23 × 33 × 1273

(2 × 2 × 2 × 3 × 3 × 3 × 127 × 127 × 127)

See below for interesting mathematical facts about the number 442450728 from the Numbermatics database.

### Names of 442450728

• Cardinal: 442450728 can be written as Four hundred forty-two million, four hundred fifty thousand, seven hundred twenty-eight.

### Scientific notation

• Scientific notation: 4.42450728 × 108

### Factors of 442450728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 132

### Divisors of 442450728

• Number of divisors d(n): 64
• Complete list of divisors:
• Sum of all divisors σ(n): 1238784000
• Sum of proper divisors (its aliquot sum) s(n): 796333272
• 442450728 is an abundant number, because the sum of its proper divisors (796333272) is greater than itself. Its abundance is 353882544

### Bases of 442450728

• Binary: 110100101111101000011001010002
• Base-36: 7BF960

### Squares and roots of 442450728

• 442450728 squared (4424507282) is 195762646707729984
• 442450728 cubed (4424507283) is 86615325551041934648228352
• The square root of 442450728 is 21034.5127825677
• 442450728 is a perfect cube number. Its cube root is 762

### Scales and comparisons

How big is 442450728?
• 442,450,728 seconds is equal to 14 years, 3 weeks, 3 days, 22 hours, 58 minutes, 48 seconds.
• To count from 1 to 442,450,728 would take you about twenty-one 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 442450728 cubic inches would be around 63.5 feet tall.

### Recreational maths with 442450728

• 442450728 backwards is 827054244
• 442450728 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 442450728's digits is 36
• More coming soon!