Start of main content## More like this

Sums all the numbers between `1`

and `n`

.

- Use the formula
`(n * (n + 1)) / 2`

to get the sum of all the numbers between 1 and`n`

.

`const sumN = n => (n * (n + 1)) / 2;`

`sumN(100); // 5050`

### Euclidean distance

JavaScript, Math

Calculates the distance between two points in any number of dimensions.

### Sum of powers in range

JavaScript, Math

Calculates the sum of the powers of all the numbers from

`start`

to`end`

(both inclusive).### Greatest common divisor

JavaScript, Math

Calculates the greatest common divisor between two or more numbers/arrays.