No problem, we've got 83842942 and 84848236 to multiply
83842942 × 84848236 = 84848236 × (83842942)
+ 84848236 × 2 which equals 169696472
+ 84848236 × 40 yielding 3393929440
+ 84848236 × 900 resulting in 76363412400
+ 84848236 × 2000 which equals 169696472000
+ 84848236 × 40000 giving us 3393929440000
+ 84848236 × 800000 resulting in 67878588800000
+ 84848236 × 3000000 that equals 254544708000000
+ 84848236 × 80000000 yielding 6787858880000000

= 7113925729750312
