Update article.md

Author: iliakan

1-js/05-data-types/02-number/article.md

@@ -417,7 +417,7 @@ To write big numbers:
 For different numeral systems:
 
 - Can write numbers directly in hex (`0x`), octal (`0o`) and binary (`0b`) systems
-- `parseInt(str, base)` parses an integer from any numeral system with base: `2 ≤ base ≤ 36`.
+- `parseInt(str, base)` parses the string `str` into an integer in numeral system with given `base`, `2 ≤ base ≤ 36`.
 - `num.toString(base)` converts a number to a string in the numeral system with the given `base`.
 
 For converting values like `12pt` and `100px` to a number: