Q2 of 104 Page 1

Find the highest power of 5 in 23750.

To find the highest power of 5 in 23750, we have to factorize 23570

Hence, 23750 = 2 × 5⁴ × 19

So, the highest power of 5 in 23750 is 4.

Express each of the following numbers as a product of its prime factors:

156

Express each of the following numbers as a product of its prime factors:

729

Find the highest power of 2 in 1440.

If 6370 = 2^m .5ⁿ.7^k.13^p, then find m + n + k + p.

Questions · 104

1. Real Numbers

1 1 1 1 1 1 1 1 2 3 4 5 6 1 1 1 1 1 1 1 2 3 4 5 5 5 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 9 9 9 9 9 9 10 10 10 10 10 10 11 11 11 11 11 11 12 12 12 13 14 15 1 2 3 4 4 4 5 5 5 5 5 5 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 3