Alright, let's work through 25746979 times 89150121 step by step
25746979 × 89150121 = 89150121 × (25746979)
+ 89150121 × 9 yielding 802351089
+ 89150121 × 70 producing 6240508470
+ 89150121 × 900 giving us 80235108900
+ 89150121 × 6000 what gives us 534900726000
+ 89150121 × 40000 that is equal 3566004840000
+ 89150121 × 700000 resulting in 62405084700000
+ 89150121 × 5000000 producing 445750605000000
+ 89150121 × 20000000 that results in 1783002420000000

= 2295346293234459
