Broadcom is already the seventh-largest company in the world by market cap.A few years ago, only gamers and cryptocurrency miners really knew Nvidia (NVDA 0.27%). While it was in some personal computers from the factory, it was far from a household name. Now, it's the world's largest company and almost everyone knows about it.For the most part, any company valued at about $1 trillion is already a household name, but there is one company that is flying under most investors' radar despite its large size. Broa ...