Alright, let's work through 70724602 times 42847423 step by step
70724602 × 42847423 = 42847423 × (70724602)
+ 42847423 × 2 that equals 85694846
+ 42847423 × 00 resulting in 0
+ 42847423 × 600 yielding 25708453800
+ 42847423 × 4000 which equals 171389692000
+ 42847423 × 20000 giving us 856948460000
+ 42847423 × 700000 producing 29993196100000
+ 42847423 × 0000000 producing 0
+ 42847423 × 70000000 giving us 2999319610000000

= 3030366938400646
