No problem, we've got 75506384 and 18480131 to multiply
75506384 × 18480131 = 18480131 × (75506384)
+ 18480131 × 4 giving us 73920524
+ 18480131 × 80 giving us 1478410480
+ 18480131 × 300 what gives us 5544039300
+ 18480131 × 6000 yielding 110880786000
+ 18480131 × 00000 resulting in 0
+ 18480131 × 500000 that equals 9240065500000
+ 18480131 × 5000000 giving us 92400655000000
+ 18480131 × 70000000 yielding 1293609170000000

= 1395367867656304
