Alright, let's work through 80508874 times 96357211 step by step
80508874 × 96357211 = 96357211 × (80508874)
+ 96357211 × 4 giving us 385428844
+ 96357211 × 70 what gives us 6745004770
+ 96357211 × 800 yielding 77085768800
+ 96357211 × 8000 that is equal 770857688000
+ 96357211 × 00000 yielding 0
+ 96357211 × 500000 that equals 48178605500000
+ 96357211 × 0000000 which equals 0
+ 96357211 × 80000000 that is equal 7708576880000000

= 7757610559390414
