# 16620800

## 16,620,800 is an even composite number composed of four prime numbers multiplied together.

What does the number 16620800 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 162 divisors.

16620800 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.

## Prime factorization of 16620800:

### 28 × 52 × 72 × 53

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 53)

See below for interesting mathematical facts about the number 16620800 from the Numbermatics database.

### Names of 16620800

• Cardinal: 16620800 can be written as Sixteen million, six hundred twenty thousand, eight hundred.

### Scientific notation

• Scientific notation: 1.66208 × 107

### Factors of 16620800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 67

### Divisors of 16620800

• Number of divisors d(n): 162
• Complete list of divisors:
• Sum of all divisors σ(n): 48758598
• Sum of proper divisors (its aliquot sum) s(n): 32137798
• 16620800 is an abundant number, because the sum of its proper divisors (32137798) is greater than itself. Its abundance is 15516998

### Bases of 16620800

• Binary: 1111110110011101000000002
• Base-36: 9W8OW

### Squares and roots of 16620800

• 16620800 squared (166208002) is 276250992640000
• 16620800 cubed (166208003) is 4591512498470912000000
• The square root of 16620800 is 4076.8615379971
• The cube root of 16620800 is 255.2019417901

### Scales and comparisons

How big is 16620800?
• 16,620,800 seconds is equal to 27 weeks, 3 days, 8 hours, 53 minutes, 20 seconds.
• To count from 1 to 16,620,800 would take you about forty-one 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 16620800 cubic inches would be around 21.3 feet tall.

### Recreational maths with 16620800

• 16620800 backwards is 00802661
• The number of decimal digits it has is: 8
• The sum of 16620800's digits is 23
• More coming soon!