400
What are the divisibility rules for 2,3,4,5,6,8,9,10, 0 ?
event, digits ad up to a multiple of 3, divide last two numbers to equal 4, ends in a 5 or 0, fits in rules for both 2 and 3, last 3 digits divide into 8. digits add up to a multiple of 9, ends in a 0, cannot divide into 0