import math


def get_utm_zone(x, y):
    """Get EPSG code for utm zone containing x/y lng/lat coordinates."""
    utm_code = (math.floor((x + 180)/6) % 60) + 1
    lat_code = 6 if y > 0 else 7
    epsg_code = int('32%d%02d' % (lat_code, utm_code))
    return epsg_code