Alright, let's work through 1624 times 945 step by step
1624 × 945 = 945 × (1624)
+ 945 × 4 resulting in 3780
+ 945 × 20 that equals 18900
+ 945 × 600 what gives us 567000
+ 945 × 1000 producing 945000

= 1534680
