625 and 81 are relatively prime because they have common prime factors.
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No, 75 and 625 are not relatively prime. No pair of numbers that both end in 5 can be relatively prime.
No. They are both divisible by 3.
The factors of 35 are 1, 5, 7, and 35. The factors of 81 are 1, 3, 9, 27, and 81. The only factor they have in common is 1. Therefore, 1 is the greatest common factor. This means that 35 and 81 are relatively prime. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 35 are 5 and 7. The prime factors of 81 are 3, 3, 3, and 3. They have no prime factors in common, so they are relatively prime, which means the only factor they have in common is 1.
The factors of 625 are: 1 5 25 125 625The prime factor of 625 is: 5
The factors of 625 are 1, 5, 25, 125, and 625.The prime factors of 625 are 5, 5, 5, and 5.The distinct prime factor of 625 is 5.The prime factorization of 625 is 5 x 5 x 5 x 5 or, in index form (in other words, using exponents), 54.1, 5, 25, 125, 625