Alright, let's work through 31643978 times 55135898 step by step
31643978 × 55135898 = 55135898 × (31643978)
+ 55135898 × 8 that results in 441087184
+ 55135898 × 70 giving us 3859512860
+ 55135898 × 900 producing 49622308200
+ 55135898 × 3000 which equals 165407694000
+ 55135898 × 40000 what gives us 2205435920000
+ 55135898 × 600000 what gives us 33081538800000
+ 55135898 × 1000000 resulting in 55135898000000
+ 55135898 × 30000000 what gives us 1654076940000000

= 1744719143322244
