How many 6-digit palindromic numbers are there?

You can conclude that there are 900 palindromes withfive and 900 palindromes with six digits.

How many 6-digit numbers are there in all with explanation?

Answer: There are 9,00,000 (nine lakh) 6-digit numbers in all. In the 6-digit numbers, the highest place value is 1,00,000 which has a unique name in the Indian numeral system – a lakh. Explanation: To find the total number of 6-digit numbers, let’s first find the smallest and the largest 6-digit number.

How many six digit numbers are there in which no digit is repeated even digits appear at even places odd digits appear at odd places and the number is divisible by 4?

Hence, the answer is 1440.

How many numbers are palindromes?

The first 30 palindromic numbers (in decimal) are: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 111, 121, 131, 141, 151, 161, 171, 181, 191, 202, … (sequence A002113 in the OEIS). Palindromic numbers receive most attention in the realm of recreational mathematics.

How many two-digit palindromes are there?

For instance 1001 or 69896 are palindromes. All the digits are palindromes (1,2,3,…,9). There are also 9 palindromes with two digits (11,22,33.,99). You can find to every two-digit number one, and only one number with three digits and with four digits. For example: For the number 34 there are 343 and 3443.

What is an example of a palindrome?

A palindrome is a word, number or sentence that reads the same forward or backward. Examples are 123454321 and madam. The longest known letter palindrome is “able was I ere I saw elba.”

How many prime numbers have 4 or 6 digits?

There are no primes with 4 digits. They all have the factor 11. (Example:4554=4004+550=4×1001+550=4x91x11+11×50=11x (4×91+50) There are 93 primes with 5 digits. There are no primes with 6 digits. They all have the factor 11.

Is the year 2002 a palindromic year?

The only palindromic year was 1991 in the last century. The only palindromic year is 2002 in this century. If you type in 2002 to a calculator and turn over, 2002 will stay ;-). John Will’s date of birth: 10 02 2001 (Oct 2, 2001).