District of Columbia is about 15,395 times smaller than Kazakhstan.

Kazakhstan is approximately 2,724,900 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 0.01% the size of Kazakhstan. Meanwhile, the population of Kazakhstan is ~19.4 million people (18.8 million fewer people live in District of Columbia).
Tip: This to-scale comparison of Kazakhstan vs. District of Columbia uses the Mercator projection, which distorts the size of regions near the poles.
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