Square Micrometers to Square Centimeters: the quick answer
1 µm² = 1 × 10⁻⁸ cm²
1 square micrometer equals 1 × 10⁻⁸ square centimeters
To convert square micrometers to square centimeters, multiply the value by 1 × 10⁻⁸. To go the other way, multiply square centimeters by 100,000,000 to get square micrometers.