Alright, let's work through 87063667 times 36097441 step by step
87063667 × 36097441 = 36097441 × (87063667)
+ 36097441 × 7 giving us 252682087
+ 36097441 × 60 that results in 2165846460
+ 36097441 × 600 which equals 21658464600
+ 36097441 × 3000 producing 108292323000
+ 36097441 × 60000 that is equal 2165846460000
+ 36097441 × 000000 that equals 0
+ 36097441 × 7000000 that equals 252682087000000
+ 36097441 × 80000000 that equals 2887795280000000

= 3142775582776147
