No problem, we've got 28387762 and 42528178 to multiply
28387762 × 42528178 = 42528178 × (28387762)
+ 42528178 × 2 resulting in 85056356
+ 42528178 × 60 that equals 2551690680
+ 42528178 × 700 producing 29769724600
+ 42528178 × 7000 that equals 297697246000
+ 42528178 × 80000 giving us 3402254240000
+ 42528178 × 300000 yielding 12758453400000
+ 42528178 × 8000000 that results in 340225424000000
+ 42528178 × 20000000 that results in 850563560000000

= 1207279795357636
