Alright, let's work through 30963070 times 31406229 step by step
30963070 × 31406229 = 31406229 × (30963070)
+ 31406229 × 0 what gives us 0
+ 31406229 × 70 what gives us 2198436030
+ 31406229 × 000 that is equal 0
+ 31406229 × 3000 what gives us 94218687000
+ 31406229 × 60000 which equals 1884373740000
+ 31406229 × 900000 yielding 28265606100000
+ 31406229 × 0000000 yielding 0
+ 31406229 × 30000000 that is equal 942186870000000

= 972433266963030
