Alright, let's work through 39545665 times 45897989 step by step
39545665 × 45897989 = 45897989 × (39545665)
+ 45897989 × 5 which equals 229489945
+ 45897989 × 60 giving us 2753879340
+ 45897989 × 600 resulting in 27538793400
+ 45897989 × 5000 that results in 229489945000
+ 45897989 × 40000 resulting in 1835919560000
+ 45897989 × 500000 which equals 22948994500000
+ 45897989 × 9000000 giving us 413081901000000
+ 45897989 × 30000000 what gives us 1376939670000000

= 1815066497167685
