No problem, we've got 27009548 and 80431328 to multiply
27009548 × 80431328 = 80431328 × (27009548)
+ 80431328 × 8 producing 643450624
+ 80431328 × 40 yielding 3217253120
+ 80431328 × 500 yielding 40215664000
+ 80431328 × 9000 resulting in 723881952000
+ 80431328 × 00000 yielding 0
+ 80431328 × 000000 what gives us 0
+ 80431328 × 7000000 which equals 563019296000000
+ 80431328 × 20000000 which equals 1608626560000000

= 2172413814319744
