Alright, let's work through 79827048 times 47647629 step by step
79827048 × 47647629 = 47647629 × (79827048)
+ 47647629 × 8 what gives us 381181032
+ 47647629 × 40 that equals 1905905160
+ 47647629 × 000 which equals 0
+ 47647629 × 7000 that is equal 333533403000
+ 47647629 × 20000 giving us 952952580000
+ 47647629 × 800000 producing 38118103200000
+ 47647629 × 9000000 producing 428828661000000
+ 47647629 × 70000000 which equals 3335334030000000

= 3803569567269192
