Java Integer.parseInt failed to parse a string

Question

I\'m parsing a string of 15 digits like this:

String str = \"100004159312045\";
int i = Integer.parseInt(str);

I\'m getting an exception wh

Answer 1

because int's maximum value is a little above 2,000,000,000

you can use long or BigInteger

long has double the digits it can store (the max value is square that of int) and BigInteger can handle arbitrarily large numbers