No problem, we've got 18764512 and 71940864 to multiply
18764512 × 71940864 = 71940864 × (18764512)
+ 71940864 × 2 producing 143881728
+ 71940864 × 10 yielding 719408640
+ 71940864 × 500 what gives us 35970432000
+ 71940864 × 4000 producing 287763456000
+ 71940864 × 60000 resulting in 4316451840000
+ 71940864 × 700000 yielding 50358604800000
+ 71940864 × 8000000 producing 575526912000000
+ 71940864 × 10000000 that results in 719408640000000

= 1349935205818368
