Alright, let's work through 28490282 times 209370 step by step
28490282 × 209370 = 209370 × (28490282)
+ 209370 × 2 giving us 418740
+ 209370 × 80 that equals 16749600
+ 209370 × 200 giving us 41874000
+ 209370 × 0000 that results in 0
+ 209370 × 90000 that is equal 18843300000
+ 209370 × 400000 that results in 83748000000
+ 209370 × 8000000 that equals 1674960000000
+ 209370 × 20000000 yielding 4187400000000

= 5965010342340
