(select 198766*667891 from DUAL)

Answer 1

The expression 198766 * 667891 equals 132.854.083.726. This result is the output of multiplying those two numbers.

If you're looking to use this in a SQL context with SELECT and DUAL, in a SQL environment, the query would look like this:

SELECT 198766 * 667891 AS product FROM DUAL;

This would return the product as a single row result with the column name "product".