No problem, we've got 87452231 and 16905379 to multiply
87452231 × 16905379 = 16905379 × (87452231)
+ 16905379 × 1 resulting in 16905379
+ 16905379 × 30 which equals 507161370
+ 16905379 × 200 producing 3381075800
+ 16905379 × 2000 that results in 33810758000
+ 16905379 × 50000 what gives us 845268950000
+ 16905379 × 400000 producing 6762151600000
+ 16905379 × 7000000 that equals 118337653000000
+ 16905379 × 80000000 giving us 1352430320000000

= 1478413109450549
