No problem, we've got 18149384 and 17942641 to multiply
18149384 × 17942641 = 17942641 × (18149384)
+ 17942641 × 4 which equals 71770564
+ 17942641 × 80 giving us 1435411280
+ 17942641 × 300 producing 5382792300
+ 17942641 × 9000 producing 161483769000
+ 17942641 × 40000 resulting in 717705640000
+ 17942641 × 100000 resulting in 1794264100000
+ 17942641 × 8000000 resulting in 143541128000000
+ 17942641 × 10000000 which equals 179426410000000

= 325647881483144
