mysql mediumint max value
-- SIGNED UNSIGNED
-- Min Max Min Max
TINYINT -128 127 0 255
SMALLINT -32767 32767 0 65535
MEDIUMINT -8388608 388608 0 16777215
INT -2147483648 2147483647 0 4294967295
INTEGER -2147483648 2147483647 0 4294967295
BIGINT -9223372036854775808 9223372036854775808 0 18446744073709551615