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no,its not always......
for example see 23.........but it's reverse(32) isn't prime.
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∙ 13y ago
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What prime numbers are still prime when their digits are reversed?
one is 17 and 71, another one is 11,
What is a mirror prime number and do both numbers have to be prime in the answer and what are the mirror primes from 1-100?
Mirror primes are pairs of prime numbers whose digits are reversed. (13,31)(17,71)(37,73)(79,97)
What numbers are prime but also even?
There are no other prime numbers that are even but 2.
What are even numbers that are also prime numbers?
The only even prime number is 2.
What are mirror prime numbers?
They are prime numbers when you reverse the first one, the second one is prime also.
Which prime numbers less than 100 are also prime numbers when their digits are reversed?
13,31 17,71 37,73 79,97
What are reversed prime numbers?
Prime numbers that are still prime after their digits are reversed, like (13,31)(17,71)(37,73)(79,97)(107,701)(113,311)
What prime numbers are still prime numbers when their digits are reversed?
Some of them are: 11 13 17 37 and 79
What are the 11 two digit prime numbers that can be reversed?
All the two digit prime numbers that can be reversed are 11, 13 and 31, 17 and 71, 37 and 73, and 79 and 97.
What prime numbers are still prime when their digits are reversed?
one is 17 and 71, another one is 11,
What are the prime numbers between 10 and 100 that are also pime when their digits are reversed?
(13,31)(17,71)(37,73)(79,97)(107,701)(113,311)
What is a mirror prime number and do both numbers have to be prime in the answer and what are the mirror primes from 1-100?
Mirror primes are pairs of prime numbers whose digits are reversed. (13,31)(17,71)(37,73)(79,97)
What are the prime numbers between 10 and 100 that are still prime when reversed?
11 13 17 31 37 71 73 79 97
How do you change whole numbers to prime numbers?
You don't. All prime numbers are also whole numbers.
What numbers are prime but also even?
There are no other prime numbers that are even but 2.
Are there infinitely many natural numbers that are not prime?
This can be an extension to the proof that there are infinitely many prime numbers. If there are infinitely many prime numbers, then there are also infinitely many PRODUCTS of prime numbers. Those numbers that are the product of 2 or more prime numbers are not prime numbers.
What are even numbers that are also prime numbers?
The only even prime number is 2.
