No problem, we've got 4206072 and 16697818 to multiply
4206072 × 16697818 = 16697818 × (4206072)
+ 16697818 × 2 what gives us 33395636
+ 16697818 × 70 what gives us 1168847260
+ 16697818 × 000 that is equal 0
+ 16697818 × 6000 which equals 100186908000
+ 16697818 × 00000 producing 0
+ 16697818 × 200000 that equals 3339563600000
+ 16697818 × 4000000 that equals 66791272000000

= 70232224750896
