The following data were reported by Son Goku Company during the current year:

Accounts receivable January 1	P 100,000
Accounts receivable December 31	150,000
Notes receivable January 1	210,000
Notes receivable December 31	120,000
Advances from customers January 1	40,000
Advances from customers December 31	55,000
Sales returns and allowance	3,000
Sales discount	1,000
Uncollectible accounts written off during the current year	4,000
Recoveries of accounts previously written off
Sales	500,000

What is the gross sales under the cash basis accounting? (no peso sign, no comma, whole number only)