Alright, let's work through 28339308 times 77887234 step by step
28339308 × 77887234 = 77887234 × (28339308)
+ 77887234 × 8 resulting in 623097872
+ 77887234 × 00 that results in 0
+ 77887234 × 300 that equals 23366170200
+ 77887234 × 9000 that equals 700985106000
+ 77887234 × 30000 that results in 2336617020000
+ 77887234 × 300000 producing 23366170200000
+ 77887234 × 8000000 what gives us 623097872000000
+ 77887234 × 20000000 resulting in 1557744680000000

= 2207270313594072
