Alright, let's work through 42147510 times 83342359 step by step
42147510 × 83342359 = 83342359 × (42147510)
+ 83342359 × 0 producing 0
+ 83342359 × 10 giving us 833423590
+ 83342359 × 500 what gives us 41671179500
+ 83342359 × 7000 yielding 583396513000
+ 83342359 × 40000 that results in 3333694360000
+ 83342359 × 100000 giving us 8334235900000
+ 83342359 × 2000000 what gives us 166684718000000
+ 83342359 × 40000000 that equals 3333694360000000

= 3512672909376090
