We're going to solve 5291 multiplied by 1015
5291 × 1015 = 1015 × (5291)
+ 1015 × 1 that equals 1015
+ 1015 × 90 giving us 91350
+ 1015 × 200 resulting in 203000
+ 1015 × 5000 yielding 5075000

= 5370365
