No problem, we've got 5349871 and 13518909 to multiply
5349871 × 13518909 = 13518909 × (5349871)
+ 13518909 × 1 what gives us 13518909
+ 13518909 × 70 that equals 946323630
+ 13518909 × 800 resulting in 10815127200
+ 13518909 × 9000 that results in 121670181000
+ 13518909 × 40000 that equals 540756360000
+ 13518909 × 300000 that results in 4055672700000
+ 13518909 × 5000000 which equals 67594545000000

= 72324419210739
