Alright, let's work through 33879997 times 39309888 step by step
33879997 × 39309888 = 39309888 × (33879997)
+ 39309888 × 7 that is equal 275169216
+ 39309888 × 90 what gives us 3537889920
+ 39309888 × 900 that equals 35378899200
+ 39309888 × 9000 that equals 353788992000
+ 39309888 × 70000 that equals 2751692160000
+ 39309888 × 800000 giving us 31447910400000
+ 39309888 × 3000000 yielding 117929664000000
+ 39309888 × 30000000 giving us 1179296640000000

= 1331818887510336
