Alright, let's work through 45985293 times 31398980 step by step
45985293 × 31398980 = 31398980 × (45985293)
+ 31398980 × 3 producing 94196940
+ 31398980 × 90 yielding 2825908200
+ 31398980 × 200 that equals 6279796000
+ 31398980 × 5000 what gives us 156994900000
+ 31398980 × 80000 that equals 2511918400000
+ 31398980 × 900000 that equals 28259082000000
+ 31398980 × 5000000 giving us 156994900000000
+ 31398980 × 40000000 which equals 1255959200000000

= 1443891295201140
