No problem, we've got 67408371 and 39931897 to multiply
67408371 × 39931897 = 39931897 × (67408371)
+ 39931897 × 1 which equals 39931897
+ 39931897 × 70 that is equal 2795232790
+ 39931897 × 300 giving us 11979569100
+ 39931897 × 8000 producing 319455176000
+ 39931897 × 00000 that is equal 0
+ 39931897 × 400000 that equals 15972758800000
+ 39931897 × 7000000 resulting in 279523279000000
+ 39931897 × 60000000 producing 2395913820000000

= 2691744127709787
