Possible, if you bought ethereum 1 year ago with your 10k usd. Now you would have 600k USD. Very close to become a millioneire 
If you bought litecoin 1 year ago with 10k usd, you would already have 1 millione usd in your pocket
If you bought litecoin 1 year ago with 10k usd, you would already have 1 millione usd in your pocket
Interesting stats! I think the next coin to follow ethereum and litecoin is NEO. Lots of people are predicting an ETH like spike in prices this year so 10K USD in NEO could well be worth 1m USD next year! It depends on how patient you are, and if you can just buy and forget about it.