Let's calculate 5982 x 2158
5982 × 2158 = 2158 × (5982)
+ 2158 × 2 that is equal 4316
+ 2158 × 80 that equals 172640
+ 2158 × 900 resulting in 1942200
+ 2158 × 5000 that results in 10790000

= 12909156
