No problem, we've got 5029245 and 85090428 to multiply
5029245 × 85090428 = 85090428 × (5029245)
+ 85090428 × 5 that equals 425452140
+ 85090428 × 40 that results in 3403617120
+ 85090428 × 200 that is equal 17018085600
+ 85090428 × 9000 yielding 765813852000
+ 85090428 × 20000 yielding 1701808560000
+ 85090428 × 000000 that is equal 0
+ 85090428 × 5000000 giving us 425452140000000

= 427940609566860
