Brits have been urged to test their lottery tickets after one winner scooped the jackpot however is but to assert the prize.

One fortunate ticket holder scored Saturday's 'Must Be Won' £15million jackpot after matching all six numbers.

Two others matched 5 numbers and the bonus ball - making them eligible for a £1million prize. The successful Lotto numbers have been: 2, 20, 34, 40, 48 and 59 in addition to the bonus ball six.

But the winner of the large £15million jackpot is but to assert their prize and has till August 29 to assert it.

Andy Carter, senior winners' advisor at The National Lottery, mentioned: "Brilliant news, one lucky ticket-holder has won tonight’s incredible £15,000,000 'Must Be Won' Lotto jackpot!

"What an thrilling begin to the month! Players are urged to test their tickets and to provide us a name to assert tonight’s thrilling jackpot prize.

"By playing any National Lottery game, players generate £30,000,000 each week for National Lottery-funded projects.

"This cash helps fund initiatives throughout the nation, with over 685,000 grants – supporting initiatives each massive and small – having been made throughout the UK to this point."

An extra 84 ticket holders bagged an extra prize after matching 5 of the numbers, scoring £1,750. 5,553 folks matched 4 numbers, successful £140 every.

No gamers managed to match 5 numbers to win the Lotto HotPicks, shedding out on a £35,000 prize.

The successful Thunderball numbers have been 15, 21, 22, 25, 30 and the Thunderball quantity was 10. No gamers matched 5 numbers and the Thunderball to scoop the £500,000 high prize.