No problem, we've got 80700130 and 22811879 to multiply
80700130 × 22811879 = 22811879 × (80700130)
+ 22811879 × 0 that results in 0
+ 22811879 × 30 what gives us 684356370
+ 22811879 × 100 giving us 2281187900
+ 22811879 × 0000 that equals 0
+ 22811879 × 00000 that results in 0
+ 22811879 × 700000 that is equal 15968315300000
+ 22811879 × 0000000 what gives us 0
+ 22811879 × 80000000 yielding 1824950320000000

= 1840921600844270
