No problem, we've got 87471319 and 79401281 to multiply
87471319 × 79401281 = 79401281 × (87471319)
+ 79401281 × 9 what gives us 714611529
+ 79401281 × 10 that is equal 794012810
+ 79401281 × 300 what gives us 23820384300
+ 79401281 × 1000 which equals 79401281000
+ 79401281 × 70000 giving us 5558089670000
+ 79401281 × 400000 that equals 31760512400000
+ 79401281 × 7000000 producing 555808967000000
+ 79401281 × 80000000 resulting in 6352102480000000

= 6945334779359639
