# 1616

## 1,616 is an even composite number composed of two prime numbers multiplied together.

What does the number 1616 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

1616 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

## Prime factorization of 1616:

### 24 × 101

(2 × 2 × 2 × 2 × 101)

See below for interesting mathematical facts about the number 1616 from the Numbermatics database.

### Names of 1616

• Cardinal: 1616 can be written as One thousand, six hundred sixteen.

### Scientific notation

• Scientific notation: 1.616 × 103

### Factors of 1616

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 103

### Divisors of 1616

• Number of divisors d(n): 10
• Complete list of divisors:
• Sum of all divisors σ(n): 3162
• Sum of proper divisors (its aliquot sum) s(n): 1546
• 1616 is a deficient number, because the sum of its proper divisors (1546) is less than itself. Its deficiency is 70

### Bases of 1616

• Binary: 110010100002
• Base-36: 18W

### Squares and roots of 1616

• 1616 squared (16162) is 2611456
• 1616 cubed (16163) is 4220112896
• The square root of 1616 is 40.1995024845
• The cube root of 1616 is 11.7349286169

### Scales and comparisons

How big is 1616?
• 1,616 seconds is equal to 26 minutes, 56 seconds.
• To count from 1 to 1,616 would take you about twenty-six minutes.

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 1616 cubic inches would be around 1 feet tall.

### Recreational maths with 1616

• 1616 backwards is 6161
• The number of decimal digits it has is: 4
• The sum of 1616's digits is 14
• More coming soon!