No problem, we've got 70209081 and 71071202 to multiply
70209081 × 71071202 = 71071202 × (70209081)
+ 71071202 × 1 what gives us 71071202
+ 71071202 × 80 that is equal 5685696160
+ 71071202 × 000 giving us 0
+ 71071202 × 9000 what gives us 639640818000
+ 71071202 × 00000 what gives us 0
+ 71071202 × 200000 that equals 14214240400000
+ 71071202 × 0000000 giving us 0
+ 71071202 × 70000000 what gives us 4974984140000000

= 4989843777985362
