No problem, we've got 7978 and 1562 to multiply
7978 × 1562 = 1562 × (7978)
+ 1562 × 8 which equals 12496
+ 1562 × 70 giving us 109340
+ 1562 × 900 that equals 1405800
+ 1562 × 7000 that results in 10934000

= 12461636
