PALMDALE (CBS) — California lottery officials say a winning SuperLotto Plus sold in Palmdale remains unclaimed nearly a month after it matched the jackpot numbers.

The ticket was sold on May 30, at Michael’s Market and Liquor in the 3700 block of 47th Street East.

The winning numbers were 7, 14, 23, 26, 31 and Mega 5.

Jackpot winners have 180 days from the date of the drawing to claim their prize.

The estimated cash-option amount for this ticket was just under $17 million before taxes.