How does Mega-Sena work? Mega-Sena contest 3,027 can pay a prize of R$33 million to those who guess the six numbers correctly. The draw takes place at 9pm this Saturday (4), in São Paulo. Click here to follow the g1 Lotteries channel on WhatsApp In last Thursday's contest (2), no one matched the six numbers. g1 broadcasts all Caixa Lotteries draws live. The broadcast begins moments before each contest day, on the website and on the g1 YouTube channel. Follow the draws on the g1 website Follow the draws on the g1 YouTube channel The minimum bet for the Mega-Sena costs R$6 and can also be placed online, until 8pm – find out how to place your bet online. Mega has three weekly draws: on Tuesdays, Thursdays and Saturdays. Mega-Sena Flyer Ana Marin/g1 To bet on the Mega-Sena Bets can be placed until 8pm (Brasília time) at any lottery in the country or through the Loterias Caixa website and app, available on smartphones, computers and other devices. Digital prizes can be purchased until 8:30 pm, exclusively through the Loterias Online portal and through the application. Online bet payment can be made via PIX, credit card or internet banking, for Caixa account holders. You must be 18 years or older to participate. Odds The probability of winning in each contest varies according to the number of tens played and the type of bet made. For a simple game, with just six tens, which costs R$6, the probability of winning the millionaire prize is 1 in 50,063,860, according to Caixa. For a bet with 20 tens (maximum limit), with a price of R$ 232,560.00, the probability of hitting the prize is 1 in 1,292, according to the institution.