# 38946720

## 38,946,720 is an even composite number composed of five prime numbers multiplied together.

What does the number 38946720 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 96 divisors.

38946720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.

## Prime factorization of 38946720:

### 25 × 3 × 5 × 41 × 1979

(2 × 2 × 2 × 2 × 2 × 3 × 5 × 41 × 1979)

See below for interesting mathematical facts about the number 38946720 from the Numbermatics database.

### Names of 38946720

• Cardinal: 38946720 can be written as Thirty-eight million, nine hundred forty-six thousand, seven hundred twenty.

### Scientific notation

• Scientific notation: 3.894672 × 107

### Factors of 38946720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2030

### Divisors of 38946720

• Number of divisors d(n): 96
• Complete list of divisors:
• Sum of all divisors σ(n): 125737920
• Sum of proper divisors (its aliquot sum) s(n): 86791200
• 38946720 is an abundant number, because the sum of its proper divisors (86791200) is greater than itself. Its abundance is 47844480

### Bases of 38946720

• Binary: 100101001001000111101000002
• Base-36: N6RHC

### Squares and roots of 38946720

• 38946720 squared (389467202) is 1516846998758400
• 38946720 cubed (389467203) is 59076215343483752448000
• The square root of 38946720 is 6240.7307264455
• The cube root of 38946720 is 338.9666433709

### Scales and comparisons

How big is 38946720?
• 38,946,720 seconds is equal to 12 weeks, 2 days, 18 hours, 32 minutes.
• To count from 1 to 38,946,720 would take you about forty-four 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 38946720 cubic inches would be around 28.2 feet tall.

### Recreational maths with 38946720

• 38946720 backwards is 02764983
• The number of decimal digits it has is: 8
• The sum of 38946720's digits is 39
• More coming soon!