No problem, we've got 48115815 and 52490875 to multiply
48115815 × 52490875 = 52490875 × (48115815)
+ 52490875 × 5 which equals 262454375
+ 52490875 × 10 which equals 524908750
+ 52490875 × 800 producing 41992700000
+ 52490875 × 5000 yielding 262454375000
+ 52490875 × 10000 yielding 524908750000
+ 52490875 × 100000 yielding 5249087500000
+ 52490875 × 8000000 giving us 419927000000000
+ 52490875 × 40000000 yielding 2099635000000000

= 2525641230688125
