No problem, we've got 84425389 and 93227220 to multiply
84425389 × 93227220 = 93227220 × (84425389)
+ 93227220 × 9 what gives us 839044980
+ 93227220 × 80 resulting in 7458177600
+ 93227220 × 300 resulting in 27968166000
+ 93227220 × 5000 producing 466136100000
+ 93227220 × 20000 that is equal 1864544400000
+ 93227220 × 400000 which equals 37290888000000
+ 93227220 × 4000000 yielding 372908880000000
+ 93227220 × 80000000 giving us 7458177600000000

= 7870744313888580
