No problem, we've got 2178 and 6379 to multiply
2178 × 6379 = 6379 × (2178)
+ 6379 × 8 which equals 51032
+ 6379 × 70 that equals 446530
+ 6379 × 100 yielding 637900
+ 6379 × 2000 giving us 12758000

= 13893462
