We're going to solve 66535449 multiplied by 78179009
66535449 × 78179009 = 78179009 × (66535449)
+ 78179009 × 9 yielding 703611081
+ 78179009 × 40 giving us 3127160360
+ 78179009 × 400 what gives us 31271603600
+ 78179009 × 5000 that is equal 390895045000
+ 78179009 × 30000 yielding 2345370270000
+ 78179009 × 500000 which equals 39089504500000
+ 78179009 × 6000000 that equals 469074054000000
+ 78179009 × 60000000 yielding 4690740540000000

= 5201675466190041
