No problem, we've got 79787242 and 98880165 to multiply
79787242 × 98880165 = 98880165 × (79787242)
+ 98880165 × 2 resulting in 197760330
+ 98880165 × 40 which equals 3955206600
+ 98880165 × 200 that equals 19776033000
+ 98880165 × 7000 what gives us 692161155000
+ 98880165 × 80000 that results in 7910413200000
+ 98880165 × 700000 what gives us 69216115500000
+ 98880165 × 9000000 that equals 889921485000000
+ 98880165 × 70000000 producing 6921611550000000

= 7889375653854930
