No problem, we've got 86123993 and 93489422 to multiply
86123993 × 93489422 = 93489422 × (86123993)
+ 93489422 × 3 producing 280468266
+ 93489422 × 90 what gives us 8414047980
+ 93489422 × 900 what gives us 84140479800
+ 93489422 × 3000 giving us 280468266000
+ 93489422 × 20000 giving us 1869788440000
+ 93489422 × 100000 resulting in 9348942200000
+ 93489422 × 6000000 what gives us 560936532000000
+ 93489422 × 80000000 producing 7479153760000000

= 8051682325902046
