No problem, we've got 4195 and 1907 to multiply
4195 × 1907 = 1907 × (4195)
+ 1907 × 5 what gives us 9535
+ 1907 × 90 that equals 171630
+ 1907 × 100 that results in 190700
+ 1907 × 4000 resulting in 7628000

= 7999865
