Alright, let's work through 75410231 times 45656578 step by step
75410231 × 45656578 = 45656578 × (75410231)
+ 45656578 × 1 yielding 45656578
+ 45656578 × 30 yielding 1369697340
+ 45656578 × 200 yielding 9131315600
+ 45656578 × 0000 producing 0
+ 45656578 × 10000 what gives us 456565780000
+ 45656578 × 400000 resulting in 18262631200000
+ 45656578 × 5000000 resulting in 228282890000000
+ 45656578 × 70000000 that results in 3195960460000000

= 3442973093649518
