Alright, let's work through 8229 times 1015 step by step
8229 × 1015 = 1015 × (8229)
+ 1015 × 9 what gives us 9135
+ 1015 × 20 that equals 20300
+ 1015 × 200 that is equal 203000
+ 1015 × 8000 that equals 8120000

= 8352435
