No problem, we've got 6458 and 1740 to multiply
6458 × 1740 = 1740 × (6458)
+ 1740 × 8 resulting in 13920
+ 1740 × 50 that equals 87000
+ 1740 × 400 that is equal 696000
+ 1740 × 6000 yielding 10440000

= 11236920
