Alright, let's work through 54450287 times 31317798 step by step
54450287 × 31317798 = 31317798 × (54450287)
+ 31317798 × 7 which equals 219224586
+ 31317798 × 80 that is equal 2505423840
+ 31317798 × 200 that results in 6263559600
+ 31317798 × 0000 which equals 0
+ 31317798 × 50000 giving us 1565889900000
+ 31317798 × 400000 yielding 12527119200000
+ 31317798 × 4000000 that equals 125271192000000
+ 31317798 × 50000000 giving us 1565889900000000

= 1705263089308026
