Alright, let's work through 34777620 times 52507357 step by step
34777620 × 52507357 = 52507357 × (34777620)
+ 52507357 × 0 yielding 0
+ 52507357 × 20 that is equal 1050147140
+ 52507357 × 600 resulting in 31504414200
+ 52507357 × 7000 yielding 367551499000
+ 52507357 × 70000 resulting in 3675514990000
+ 52507357 × 700000 giving us 36755149900000
+ 52507357 × 4000000 that is equal 210029428000000
+ 52507357 × 30000000 that is equal 1575220710000000

= 1826080908950340
