No problem, we've got 83843254 and 91868048 to multiply
83843254 × 91868048 = 91868048 × (83843254)
+ 91868048 × 4 yielding 367472192
+ 91868048 × 50 resulting in 4593402400
+ 91868048 × 200 which equals 18373609600
+ 91868048 × 3000 that results in 275604144000
+ 91868048 × 40000 that equals 3674721920000
+ 91868048 × 800000 producing 73494438400000
+ 91868048 × 3000000 resulting in 275604144000000
+ 91868048 × 80000000 that is equal 7349443840000000

= 7702516082948192
