No problem, we've got 8374287 and 18494340 to multiply
8374287 × 18494340 = 18494340 × (8374287)
+ 18494340 × 7 giving us 129460380
+ 18494340 × 80 which equals 1479547200
+ 18494340 × 200 which equals 3698868000
+ 18494340 × 4000 giving us 73977360000
+ 18494340 × 70000 producing 1294603800000
+ 18494340 × 300000 that equals 5548302000000
+ 18494340 × 8000000 giving us 147954720000000

= 154876911035580
