Alright, let's work through 142012 times 53720180 step by step
142012 × 53720180 = 53720180 × (142012)
+ 53720180 × 2 producing 107440360
+ 53720180 × 10 that results in 537201800
+ 53720180 × 000 that is equal 0
+ 53720180 × 2000 yielding 107440360000
+ 53720180 × 40000 giving us 2148807200000
+ 53720180 × 100000 which equals 5372018000000

= 7628910202160
