Alright, let's work through 20672067 times 34030921 step by step
20672067 × 34030921 = 34030921 × (20672067)
+ 34030921 × 7 which equals 238216447
+ 34030921 × 60 that equals 2041855260
+ 34030921 × 000 that is equal 0
+ 34030921 × 2000 yielding 68061842000
+ 34030921 × 70000 that equals 2382164470000
+ 34030921 × 600000 which equals 20418552600000
+ 34030921 × 0000000 which equals 0
+ 34030921 × 20000000 that is equal 680618420000000

= 703489478983707
