|#|Name|Hanzi|Hanyu Pinyin|Population (2010 Census)|Area (km²)|Density (/km²)|
|---|---|---|---|---|---|---|
|City Proper|City Proper|City Proper|City Proper|City Proper|City Proper|City Proper|
|1|Jianghai District|江海区|Jiānghǎi Qū|254,365|107|2,377.24|
|2|Pengjiang District|蓬江区|Péngjiāng Qū|719,120|325|2,212.67|
|3|Xinhui District|新会区|Xīnhuì Qū|849,155|1,260|673.93|
|Satellite cities|Satellite cities|Satellite cities|Satellite cities|Satellite cities|Satellite cities|Satellite cities|
|4|Enping|恩平市|Ēnpíng Shì|492,814|1,698|290.23|
|5|Taishan|台山市|Táishān Shì|941,087|3,286|286.39|
|6|Kaiping|开平市|Kāipíng Shì|697,395|1,659|420.37|
|7|Heshan|鹤山市|Hèshān Shì|494,935|1,108|446.69|

Question: what is the difference in population between enping and heshan?
Answer: 2121