Ford owns a garden and he grows 6923835 roses every week. He supplies Roses to the local flower shops. The first flower shop orders 20 roses, the second flower shop orders 15 roses, and the third f…👇

Ford owns a garden and he grows 6923835 roses every week. He supplies Roses to the local flower shops. The first flower shop orders 20 roses, the second flower shop orders 15 roses, and the third flower shop orders 30 roses per week. How many roses does Ford lack to supply all the flower shops every month?