A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. So the required decimal representation is 526, exactly as in the question.
34% of 526= 34% * 526= 0.34 * 526= 178.84
5% of 526= 5% * 526= 0.05 * 526= 26.3
21.6154
The factors of 526 are: 1, 2, 263, 526.
526 = 1 x 526, 2 x 263.
526 = 5.26x10²
526 = DXXVI
the half of 526 is 263.
1, 2, 263, 526
526 * 22 = 11,572
1226
526 = 5.26 × 102