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.

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

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

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