No problem, we've got 67826320 and 51664784 to multiply
67826320 × 51664784 = 51664784 × (67826320)
+ 51664784 × 0 yielding 0
+ 51664784 × 20 that results in 1033295680
+ 51664784 × 300 that equals 15499435200
+ 51664784 × 6000 that equals 309988704000
+ 51664784 × 20000 resulting in 1033295680000
+ 51664784 × 800000 giving us 41331827200000
+ 51664784 × 7000000 which equals 361653488000000
+ 51664784 × 60000000 yielding 3099887040000000

= 3504232172314880
