Как преобразовать номер в часы и минуты в Oracle SQL

WITH c AS (SELECT 492 AS MINUTES FROM DUAL)
SELECT trim(to_char(trunc(MINUTES / 60), '09')) || ':' ||
       trim(to_char(trunc(mod(abs(MINUTES), 60)), '09')) AS HHMM
FROM c;																-- 08:12
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