We're going to solve 66703381 multiplied by 78509518
66703381 × 78509518 = 78509518 × (66703381)
+ 78509518 × 1 giving us 78509518
+ 78509518 × 80 that is equal 6280761440
+ 78509518 × 300 that equals 23552855400
+ 78509518 × 3000 that is equal 235528554000
+ 78509518 × 00000 that is equal 0
+ 78509518 × 700000 producing 54956662600000
+ 78509518 × 6000000 giving us 471057108000000
+ 78509518 × 60000000 which equals 4710571080000000

= 5236850291280358
