# 664223616

## 664,223,616 is an even composite number composed of four prime numbers multiplied together.

What does the number 664223616 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 288 divisors.

664223616 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.

## Prime factorization of 664223616:

### 27 × 32 × 73 × 412

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 7 × 41 × 41)

See below for interesting mathematical facts about the number 664223616 from the Numbermatics database.

### Names of 664223616

• Cardinal: 664223616 can be written as Six hundred sixty-four million, two hundred twenty-three thousand, six hundred sixteen.

### Scientific notation

• Scientific notation: 6.64223616 × 108

### Factors of 664223616

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 53

### Divisors of 664223616

• Number of divisors d(n): 288
• Complete list of divisors:
• Sum of all divisors σ(n): 2284698000
• Sum of proper divisors (its aliquot sum) s(n): 1620474384
• 664223616 is an abundant number, because the sum of its proper divisors (1620474384) is greater than itself. Its abundance is 956250768

### Bases of 664223616

• Binary: 1001111001011100111111100000002
• Base-36: AZGM80

### Squares and roots of 664223616

• 664223616 squared (6642236162) is 441193012052115456
• 664223616 cubed (6642236163) is 293050817819187708633808896
• The square root of 664223616 is 25772.5360800989
• The cube root of 664223616 is 872.5120579171

### Scales and comparisons

How big is 664223616?
• 664,223,616 seconds is equal to 21 years, 6 weeks, 1 day, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 664,223,616 would take you about thirty-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 664223616 cubic inches would be around 72.7 feet tall.

### Recreational maths with 664223616

• 664223616 backwards is 616322466
• 664223616 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 664223616's digits is 36
• More coming soon!