Alright, let's work through 79810078 times 45662241 step by step
79810078 × 45662241 = 45662241 × (79810078)
+ 45662241 × 8 what gives us 365297928
+ 45662241 × 70 yielding 3196356870
+ 45662241 × 000 that results in 0
+ 45662241 × 0000 what gives us 0
+ 45662241 × 10000 giving us 456622410000
+ 45662241 × 800000 yielding 36529792800000
+ 45662241 × 9000000 yielding 410960169000000
+ 45662241 × 70000000 which equals 3196356870000000

= 3644307015864798
