No problem, we've got 45131743 and 9309183 to multiply
45131743 × 9309183 = 9309183 × (45131743)
+ 9309183 × 3 that results in 27927549
+ 9309183 × 40 that results in 372367320
+ 9309183 × 700 that equals 6516428100
+ 9309183 × 1000 yielding 9309183000
+ 9309183 × 30000 giving us 279275490000
+ 9309183 × 100000 what gives us 930918300000
+ 9309183 × 5000000 that is equal 46545915000000
+ 9309183 × 40000000 yielding 372367320000000

= 420139654695969
