No problem, we've got 72160074 and 21870780 to multiply
72160074 × 21870780 = 21870780 × (72160074)
+ 21870780 × 4 which equals 87483120
+ 21870780 × 70 resulting in 1530954600
+ 21870780 × 000 that results in 0
+ 21870780 × 0000 yielding 0
+ 21870780 × 60000 which equals 1312246800000
+ 21870780 × 100000 that is equal 2187078000000
+ 21870780 × 2000000 which equals 43741560000000
+ 21870780 × 70000000 yielding 1530954600000000

= 1578197103237720
