Let's calculate 42123787 x 97872592
42123787 × 97872592 = 97872592 × (42123787)
+ 97872592 × 7 which equals 685108144
+ 97872592 × 80 that equals 7829807360
+ 97872592 × 700 that results in 68510814400
+ 97872592 × 3000 that results in 293617776000
+ 97872592 × 20000 resulting in 1957451840000
+ 97872592 × 100000 producing 9787259200000
+ 97872592 × 2000000 which equals 195745184000000
+ 97872592 × 40000000 producing 3914903680000000

= 4122764218545904
