Let's calculate 90144678 x 42458466
90144678 × 42458466 = 42458466 × (90144678)
+ 42458466 × 8 yielding 339667728
+ 42458466 × 70 resulting in 2972092620
+ 42458466 × 600 that is equal 25475079600
+ 42458466 × 4000 that is equal 169833864000
+ 42458466 × 40000 that equals 1698338640000
+ 42458466 × 100000 which equals 4245846600000
+ 42458466 × 0000000 that equals 0
+ 42458466 × 90000000 that results in 3821261940000000

= 3827404745943948
