Yes, 190 and 343 are relatively prime.
Yes.
Yes.
343 and 432 are relatively prime to each other.
No.
For numbers to be relatively prime, there needs to be more than one of them.
343=7x7x7=73. 343 is a perfect cube. 7 is the prime factor of 343. 1,7, 49 and 343 are the distinct prime factors of 343.
The greatest common factor of 190 and 343 is 1. 190 = 2 x 5 x 19 343 = 7 x 7 x 7
343=7x7x7=73. 343 is a perfect cube. 7 is the prime factor of 343. 1,7, 49 and 343 are the distinct prime factors of 343.
343 is not prime. 343 = 7 * 7 * 7
The only prime factor of 343 is 7.
343=73
343 is a composite.