2^9
29 = 512
2^9
512 = 29
512%
811
102
101
419,854,000 using exponents is 4.19854 x 108
29 (or 2^9) = 512(If you cannot see that the 9 is a superscript due to the formatting of the new style pages, that is 2^9 power or 2x2x2x2x2x2x2x2x2.)
4.0 × 101
4.6 × 101
2