No problem, we've got 78456832 and 31346427 to multiply
78456832 × 31346427 = 31346427 × (78456832)
+ 31346427 × 2 giving us 62692854
+ 31346427 × 30 that equals 940392810
+ 31346427 × 800 yielding 25077141600
+ 31346427 × 6000 that results in 188078562000
+ 31346427 × 50000 yielding 1567321350000
+ 31346427 × 400000 yielding 12538570800000
+ 31346427 × 8000000 that equals 250771416000000
+ 31346427 × 70000000 which equals 2194249890000000

= 2459341356939264
