Alright, let's work through 42270137 times 61876967 step by step
42270137 × 61876967 = 61876967 × (42270137)
+ 61876967 × 7 that results in 433138769
+ 61876967 × 30 producing 1856309010
+ 61876967 × 100 producing 6187696700
+ 61876967 × 0000 resulting in 0
+ 61876967 × 70000 resulting in 4331387690000
+ 61876967 × 200000 producing 12375393400000
+ 61876967 × 2000000 that results in 123753934000000
+ 61876967 × 40000000 giving us 2475078680000000

= 2615547872234479
