Alright, let's work through 7664 times 7964 step by step
7664 × 7964 = 7964 × (7664)
+ 7964 × 4 yielding 31856
+ 7964 × 60 that equals 477840
+ 7964 × 600 which equals 4778400
+ 7964 × 7000 that results in 55748000

= 61036096
