Alaska is about 30 times bigger than Slovakia.

Slovakia is approximately 49,035 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 2,921% larger than Slovakia. Meanwhile, the population of Slovakia is ~5.4 million people (4.7 million fewer people live in Alaska).
Tip: This to-scale comparison of Slovakia vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.