No problem, we've got 7151243 and 99328263 to multiply
7151243 × 99328263 = 99328263 × (7151243)
+ 99328263 × 3 which equals 297984789
+ 99328263 × 40 giving us 3973130520
+ 99328263 × 200 that results in 19865652600
+ 99328263 × 1000 that results in 99328263000
+ 99328263 × 50000 yielding 4966413150000
+ 99328263 × 100000 producing 9932826300000
+ 99328263 × 7000000 that results in 695297841000000

= 710320545480909
