No problem, we've got 4172 and 9169 to multiply
4172 × 9169 = 9169 × (4172)
+ 9169 × 2 what gives us 18338
+ 9169 × 70 yielding 641830
+ 9169 × 100 yielding 916900
+ 9169 × 4000 that equals 36676000

= 38253068
