No problem, we've got 5428538 and 68927667 to multiply
5428538 × 68927667 = 68927667 × (5428538)
+ 68927667 × 8 yielding 551421336
+ 68927667 × 30 that results in 2067830010
+ 68927667 × 500 what gives us 34463833500
+ 68927667 × 8000 yielding 551421336000
+ 68927667 × 20000 that is equal 1378553340000
+ 68927667 × 400000 which equals 27571066800000
+ 68927667 × 5000000 that is equal 344638335000000

= 374176459560846
