No problem, we've got 42103969 and 51974455 to multiply
42103969 × 51974455 = 51974455 × (42103969)
+ 51974455 × 9 resulting in 467770095
+ 51974455 × 60 yielding 3118467300
+ 51974455 × 900 yielding 46777009500
+ 51974455 × 3000 what gives us 155923365000
+ 51974455 × 00000 that results in 0
+ 51974455 × 100000 that equals 5197445500000
+ 51974455 × 2000000 that equals 103948910000000
+ 51974455 × 40000000 giving us 2078978200000000

= 2188330842111895
