Alright, let's work through 1491708 times 71523983 step by step
1491708 × 71523983 = 71523983 × (1491708)
+ 71523983 × 8 resulting in 572191864
+ 71523983 × 00 what gives us 0
+ 71523983 × 700 that results in 50066788100
+ 71523983 × 1000 that results in 71523983000
+ 71523983 × 90000 yielding 6437158470000
+ 71523983 × 400000 what gives us 28609593200000
+ 71523983 × 1000000 yielding 71523983000000

= 106692897632964
