Alright, let's work through 26985274 times 51823903 step by step
26985274 × 51823903 = 51823903 × (26985274)
+ 51823903 × 4 that results in 207295612
+ 51823903 × 70 that results in 3627673210
+ 51823903 × 200 that is equal 10364780600
+ 51823903 × 5000 that results in 259119515000
+ 51823903 × 80000 that results in 4145912240000
+ 51823903 × 900000 that results in 46641512700000
+ 51823903 × 6000000 that equals 310943418000000
+ 51823903 × 20000000 what gives us 1036478060000000

= 1398482222204422
