No problem, we've got 45286417 and 47427315 to multiply
45286417 × 47427315 = 47427315 × (45286417)
+ 47427315 × 7 producing 331991205
+ 47427315 × 10 what gives us 474273150
+ 47427315 × 400 producing 18970926000
+ 47427315 × 6000 that is equal 284563890000
+ 47427315 × 80000 producing 3794185200000
+ 47427315 × 200000 that is equal 9485463000000
+ 47427315 × 5000000 that is equal 237136575000000
+ 47427315 × 40000000 resulting in 1897092600000000

= 2147813164280355
