No problem, we've got 12429246 and 69674831 to multiply
12429246 × 69674831 = 69674831 × (12429246)
+ 69674831 × 6 which equals 418048986
+ 69674831 × 40 which equals 2786993240
+ 69674831 × 200 that is equal 13934966200
+ 69674831 × 9000 resulting in 627073479000
+ 69674831 × 20000 that is equal 1393496620000
+ 69674831 × 400000 that is equal 27869932400000
+ 69674831 × 2000000 resulting in 139349662000000
+ 69674831 × 10000000 that is equal 696748310000000

= 866005614507426
