No problem, we've got 6542 and 1021 to multiply
6542 × 1021 = 1021 × (6542)
+ 1021 × 2 which equals 2042
+ 1021 × 40 yielding 40840
+ 1021 × 500 yielding 510500
+ 1021 × 6000 resulting in 6126000

= 6679382
