Square Meters to Square Nautical Miles: the quick answer
1 m² = 2.91553 × 10⁻⁷ NM²
1 square meter equals 2.91553 × 10⁻⁷ square nautical miles
To convert square meters to square nautical miles, multiply the value by 2.91553 × 10⁻⁷. To go the other way, multiply square nautical miles by 3,429,900 to get square meters.