No problem, we've got 79441258 and 71644025 to multiply
79441258 × 71644025 = 71644025 × (79441258)
+ 71644025 × 8 giving us 573152200
+ 71644025 × 50 giving us 3582201250
+ 71644025 × 200 giving us 14328805000
+ 71644025 × 1000 producing 71644025000
+ 71644025 × 40000 that results in 2865761000000
+ 71644025 × 400000 resulting in 28657610000000
+ 71644025 × 9000000 what gives us 644796225000000
+ 71644025 × 70000000 yielding 5015081750000000

= 5691491474183450
