No problem, we've got 40293960 and 12412494 to multiply
40293960 × 12412494 = 12412494 × (40293960)
+ 12412494 × 0 yielding 0
+ 12412494 × 60 what gives us 744749640
+ 12412494 × 900 yielding 11171244600
+ 12412494 × 3000 yielding 37237482000
+ 12412494 × 90000 yielding 1117124460000
+ 12412494 × 200000 that is equal 2482498800000
+ 12412494 × 0000000 that equals 0
+ 12412494 × 40000000 yielding 496499760000000

= 500148536736240
