No problem, we've got 2740 and 7898 to multiply
2740 × 7898 = 7898 × (2740)
+ 7898 × 0 giving us 0
+ 7898 × 40 that equals 315920
+ 7898 × 700 that results in 5528600
+ 7898 × 2000 producing 15796000

= 21640520
