Alright, let's work through 1527 times 6638 step by step
1527 × 6638 = 6638 × (1527)
+ 6638 × 7 yielding 46466
+ 6638 × 20 resulting in 132760
+ 6638 × 500 yielding 3319000
+ 6638 × 1000 that results in 6638000

= 10136226
