1 parsec = 30,856,775,814,913,670 m ÷ 9,460,730,472,580,800 m per light-year = 3.262 → 3¼

• en.wikipedia.org

1 parsec = 30,856,775,814,913,670 m ÷ 1,234,000,000,000 m per Betelgeuse = 25010 → 25,005

• a supergiant star

1 parsec = 30,856,775,814,913,670 m ÷ 149,597,870,700 m per astronomical unit = 206300 → 206,265

• Earth–Sun distance

1 parsec = 30,856,775,814,913,670 m ÷ 149,597,870,261 m per Earth-to-Sun distance = 206300 → 206,265

• space.com