Alright, let's work through 42324375 times 77042071 step by step
42324375 × 77042071 = 77042071 × (42324375)
+ 77042071 × 5 yielding 385210355
+ 77042071 × 70 that is equal 5392944970
+ 77042071 × 300 that equals 23112621300
+ 77042071 × 4000 yielding 308168284000
+ 77042071 × 20000 which equals 1540841420000
+ 77042071 × 300000 yielding 23112621300000
+ 77042071 × 2000000 giving us 154084142000000
+ 77042071 × 40000000 giving us 3081682840000000

= 3260757503780625
