You can convert kilometers to meters, or square kilometers to square meters. But you can't convert kilometers (a linear unit) to square meters (a square unit).
3250 square meters = 0.00325 square kilometers
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There are 10,000 square meters in a hectare, which is equal to 0.01 square kilometers.
25 kilometers equal to 25000 meters.
423,000 kilometers is equal to 423,000,000 meters
7 kilometers equal 7000 meters.
49 kilometers = 49,000 meters
1 square kilometer is equal to 1,000,000 square meters. Therefore, 5,000 square kilometers is equal to 5,000,000,000 square meters.
2700 meters is equal to 2.7 kilometers, as there are 1000 meters in a kilometer.
2584 meters is equal to 2.584 kilometers.
300 meters is equal to 0.3 kilometers.