According to NCAA.com, the odds of picking a perfect bracket at random — not even counting the play-in games — is 1 chance out of 2 to the 63rd power, which is 1 in 9,223,372,036,854,775,808 ...

The NCAA tournament's first round begins at 12:15 p.m. today, when No. 8 Louisville and No. 9 Creighton face off in the South Region. You'll need your bracket filled out before that game begins ...

What are the odds of a perfect bracket? According to NCAA.com, if you were to simply guess or flip a coin for each matchup, the odds of a perfect NCAA bracket are 1 in 9,223,372,036,854,775,808.

Since the bracket moved to 64 teams in 1985, tournaments have averaged 8.5 upsets per year—not including No. 8 vs. No. 9 games—with an average of 4.7 coming in Round 1.

According to NCAA.com, the odds of picking a perfect bracket at random — not even counting the play-in games — is 1 chance out of 2 to the 63rd power, which is 1 in 9,223,372,036,854,775,808 ...

A record 22 million brackets were filled out on ESPN’s site in 2024, up 15% over the last year, with some of the early results knocking out millions.

According to NCAA.com, the odds of picking a perfect bracket at random — not even counting the play-in games — is 1 chance out of 2 to the 63rd power, which is 1 in 9,223,372,036,854,775,808 ...

According to NCAA.com, the odds of picking a perfect bracket at random — not even counting the play-in games — is 1 chance out of 2 to the 63rd power, which is 1 in 9,223,372,036,854,775,808 ...