A Mega Millions ticket worth $5.1 million was sold in Orange County. The winning ticket matched all five numbers, but not the Mega Ball. The odds of winning the Mega Millions jackpot are 1 in 290,472,336.
There's a big lottery winner in Orange County. That's ... The odds of winning the jackpot are 1 in 290,472,336, according to Mega Millions.