According to many mathematicians, your chances of filling out the perfect NCAA bracket is 1 in 9,223,372,036,854,775,808. That's one in 9.2 quintillion, by the way. Duke University math professor Johnathan Mattingly says you have a much better chance, though. According to Mattingly, the odds of filling out the perfect bracket increase to 1 in 2.4 trillion. It's all relative. <iframe class="embedly-embed" src="https://cdn.embedly.com/widgets/media.html?src=https%3A%2F%2Fgiphy.com%2Fembed%2FxTiTng7eyNZuXl7GzC%2Ftwitter%2Fiframe&url=https%3A%2F%2Fmedia.giphy.com%2Fmedia%2FxTiTng7eyNZuXl7GzC%2Fgiphy.gif&image=https%3A%2F%2Fi.giphy.com%2Fmedia%2FxTiTng7eyNZuXl7GzC%2Fgiphy.gif&key=0350728de3d54ab7950f978fc80d4a70&type=text%2Fhtml&schema=giphy" width="548" height="219" scrolling="no" frameborder="0" allow="autoplay; fullscreen" allowfullscreen="true" style="box-sizing: inherit; max-width: 100%;"></iframe> So, what's more likely than filling out a perfect bracket? Winning the powerball: Your odds of winning are 1 in 292.2 million. The jackpot for Wednesday night's drawing is $550 million, if you're interested. Dating a supermodel: Yes, someone's apparently done research on this. The odds of this happening are 1 in 880,000. Not bad compared to the perfect bracket! Being struck by lightning: The odds of being struck by lightning are 1 in 3,000.