Alright, let's work through 6345 times 8240 step by step
6345 × 8240 = 8240 × (6345)
+ 8240 × 5 that results in 41200
+ 8240 × 40 what gives us 329600
+ 8240 × 300 which equals 2472000
+ 8240 × 6000 producing 49440000

= 52282800
