Discover a lot of information on the number 16: properties, mathematical operations, how to write it, symbolism, numerology, representations and many other interesting things!

## Mathematical properties of 16

Is 16 a prime number? No
Is 16 a perfect number? No
Number of divisors 5
List of dividers 1, 2, 4, 8, 16
Sum of divisors 31
Prime factorization 24
Prime factors 2

## How to write / spell 16 in letters?

In letters, the number 16 is written as: Sixteen. And in other languages? how does it spell?

16 in other languages
Write 16 in english Sixteen
Write 16 in french Seize
Write 16 in spanish Dieciséis
Write 16 in portuguese Dezesseis

## Decomposition of the number 16

The number 16 is composed of:

1 iteration of the number 1 : The number 1 (one) represents the uniqueness, the unique, a starting point, a beginning.... Find out more about the number 1

1 iteration of the number 6 : The number 6 (six) is the symbol of harmony. It represents balance, understanding, happiness.... Find out more about the number 6

Other ways to write 16
In letter Sixteen
In roman numeral XVI
In binary 10000
In octal 20
In US dollars USD 16.00 (\$)
In euros 16,00 EUR (€)
Some related numbers
Previous number 15
Next number 17
Next prime number 17

## Mathematical operations

Operations and solutions
16*2 = 32 The double of 16 is 32
16*3 = 48 The triple of 16 is 48
16/2 = 8 The half of 16 is 8.000000
16/3 = 5.3333333333333 The third of 16 is 5.333333
162 = 256 The square of 16 is 256.000000
163 = 4096 The cube of 16 is 4096.000000
√16 = 4 The square root of 16 is 4.000000
log(16) = 2.7725887222398 The natural (Neperian) logarithm of 16 is 2.772589
log10(16) = 1.2041199826559 The decimal logarithm (base 10) of 16 is 1.204120
sin(16) = -0.28790331666507 The sine of 16 is -0.287903
cos(16) = -0.95765948032338 The cosine of 16 is -0.957659
tan(16) = 0.3006322420239 The tangent of 16 is 0.300632