Alright, let's work through 79677949 times 31712298 step by step
79677949 × 31712298 = 31712298 × (79677949)
+ 31712298 × 9 yielding 285410682
+ 31712298 × 40 that is equal 1268491920
+ 31712298 × 900 what gives us 28541068200
+ 31712298 × 7000 that is equal 221986086000
+ 31712298 × 70000 which equals 2219860860000
+ 31712298 × 600000 resulting in 19027378800000
+ 31712298 × 9000000 resulting in 285410682000000
+ 31712298 × 70000000 giving us 2219860860000000

= 2526770862716802
