Discover a lot of information on the number 400: properties, mathematical operations, how to write it, symbolism, numerology, representations and many other interesting things!

## Mathematical properties of 400

Is 400 a prime number? No
Is 400 a perfect number? No
Number of divisors 15
List of dividers 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400
Sum of divisors 961
Prime factorization 24 x 52
Prime factors 2, 5

## How to write / spell 400 in letters?

In letters, the number 400 is written as: Four hundred. And in other languages? how does it spell?

400 in other languages
Write 400 in english Four hundred
Write 400 in french Quatre cents
Write 400 in spanish Cuatrocientos
Write 400 in portuguese Quatrocentos

## Decomposition of the number 400

The number 400 is composed of:

1 iteration of the number 4 : The number 4 (four) is the symbol of the square. It represents structuring, organization, work and construction.... Find out more about the number 4

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

Other ways to write 400
In letter Four hundred
In roman numeral CD
In binary 110010000
In octal 620
In US dollars USD 400.00 (\$)
In euros 400,00 EUR (€)
Some related numbers
Previous number 399
Next number 401
Next prime number 401

## Mathematical operations

Operations and solutions
400*2 = 800 The double of 400 is 800
400*3 = 1200 The triple of 400 is 1200
400/2 = 200 The half of 400 is 200.000000
400/3 = 133.33333333333 The third of 400 is 133.333333
4002 = 160000 The square of 400 is 160000.000000
4003 = 64000000 The cube of 400 is 64000000.000000
√400 = 20 The square root of 400 is 20.000000
log(400) = 5.991464547108 The natural (Neperian) logarithm of 400 is 5.991465
log10(400) = 2.602059991328 The decimal logarithm (base 10) of 400 is 2.602060
sin(400) = -0.85091935963918 The sine of 400 is -0.850919
cos(400) = -0.52529633864254 The cosine of 400 is -0.525296
tan(400) = 1.6198844291169 The tangent of 400 is 1.619884