Argentina is about 13 times bigger than Idaho.

Idaho is approximately 214,314 sq km, while Argentina is approximately 2,780,400 sq km, making Argentina 1,197% larger than Idaho. Meanwhile, the population of Idaho is ~1.6 million people (44.7 million more people live in Argentina).
Tip: This to-scale comparison of Idaho vs. Argentina uses the Mercator projection, which distorts the size of regions near the poles.
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