Discover a lot of information on the number 100: properties, mathematical operations, how to write it, symbolism, numerology, representations and many other interesting things!

## Mathematical properties of 100

Is 100 a prime number? No
Is 100 a perfect number? No
Number of divisors 9
List of dividers 1, 2, 4, 5, 10, 20, 25, 50, 100
Sum of divisors 217
Prime factorization 22 x 52
Prime factors 2, 5

## How to write / spell 100 in letters?

In letters, the number 100 is written as: One hundred. And in other languages? how does it spell?

100 in other languages
Write 100 in english One hundred
Write 100 in french Cent
Write 100 in spanish Cien
Write 100 in portuguese Cem

## Decomposition of the number 100

The number 100 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

2 iterations of the number 0 : ... Find out more about the number 0

Other ways to write 100
In letter One hundred
In roman numeral C
In binary 1100100
In octal 144
In US dollars USD 100.00 (\$)
In euros 100,00 EUR (€)
Some related numbers
Previous number 99
Next number 101
Next prime number 101

## Mathematical operations

Operations and solutions
100*2 = 200 The double of 100 is 200
100*3 = 300 The triple of 100 is 300
100/2 = 50 The half of 100 is 50.000000
100/3 = 33.333333333333 The third of 100 is 33.333333
1002 = 10000 The square of 100 is 10000.000000
1003 = 1000000 The cube of 100 is 1000000.000000
√100 = 10 The square root of 100 is 10.000000
log(100) = 4.6051701859881 The natural (Neperian) logarithm of 100 is 4.605170
log10(100) = 2 The decimal logarithm (base 10) of 100 is 2.000000
sin(100) = -0.50636564110976 The sine of 100 is -0.506366
cos(100) = 0.86231887228768 The cosine of 100 is 0.862319
tan(100) = -0.58721391515693 The tangent of 100 is -0.587214