Running times in big O

Express the following running times in big O

• 231
• 63n+ 602n2 + 43n
• 23n2 + 22n
• log(n) + 91n + 90n
• 81n log(n) + 85n
• 732n
• (41n*(3n + 2)(4n+1)) / 8
• 37n+ 403n2 + 22n