Table of Contents
How do you find a Polydivisible number?
Pick first 2 digits and form a number and check if it is divisible by 2. Pick ith digit and append to the existing number and check if the number is divisible by i. If all the above conditions are satisfied until all the digits are exhausted,then the given number is Polydivisible.
How many pandigital numbers are there?
For example, 1234567890 is a pandigital number in base 10. The first few pandigital base 10 numbers are given by (sequence A050278 in the OEIS):…Pandigital number.
| Base | Smallest pandigital | Value in base 10 |
|---|---|---|
| 5 | 10234 | 694 |
| 6 | 102345 | 8345 |
| 8 | 10234567 | 2177399 |
| 10 | 1023456789 | 1023456789 |
What’s a poly numeral?
In mathematics a polydivisible number (or magic number) is a number in a given number base with digits abcde… that has the following properties: Its first digit a is not 0. The number formed by its first two digits ab is a multiple of 2. The number formed by its first three digits abc is a multiple of 3.
How do you find a number is divisible by any number?
A number is divisible by another number if it can be divided equally by that number; that is, if it yields a whole number when divided by that number. For example, 6 is divisible by 3 (we say “3 divides 6”) because 6/3 = 2, and 2 is a whole number.
How do you find divisibility by 3 in C?
So to check if a number is divisible by 3, you need to determine if dividing the number by three has a remainder of zero. var number = 21; if( number \% 3 == 0) { //The number is divisible by three.
What is Harshad number in Python?
Python program to determine whether the given number is a Harshad Number. If a number is divisible by the sum of its digits, then it will be known as a Harshad Number. For example: The number 156 is divisible by the sum (12) of its digits (1, 5, 6 ).
How do I find the second digit of a number in C++?
You can take the last digit with \%10 and then dropping that digit off the end by /= 10 . That’s the second digit from the right.
How do you find the nth digit?
The nth digit is the remainder after dividing ( a divided by 10b-1) by 10. If you want an iterative approach: Loop b-1 times, each time assigning to the a variable the result of dividing a by 10. After looping, the nth digit is the remainder of dividing a by 10.
How do you check if a number is perfectly divisible by 2?
In the program, the integer entered by the user is stored in the variable num. Then, whether num is perfectly divisible by 2 or not is checked using the modulus \% operator. If the number is perfectly divisible by 2, test expression number\%2 == 0 evaluates to 1 (true). This means the number is even.
What is an odd number in C programming?
An odd number is an integer that is not exactly divisible by 2. For example: 1, 7, -11, 15 Enter an integer: -7 -7 is odd. In the program, the integer entered by the user is stored in the variable num. Then, whether num is perfectly divisible by 2 or not is checked using the modulus \% operator.
What is C solved programs?
C Solved programs —-> C is a powerful general-purpose programming language. It is fast, portable and available in all platforms. If you are new to programming, C is a good choice to start your programming journey. This page contains the C solved programs/examples with solutions, here we are providing most important programs on each topic.
How are polynomials used in error-correcting codes?
As well as being intrinsically interesting objects, polynomials have important applications in the real world. One such application to error-correcting codes is discussed in the Appendix to this module. A polynomial is as expression such as x5 − 2 x3 + 8 x + 3 or x4 − x2 + 1.