No. They are both divisible by 3.
625 and 81 are relatively prime because they have common prime factors.
Yes, they are relatively prime.
Yes, they are relatively prime.
Yes, 46 and 87 are relatively prime. Their only common factor is 1, so that means that they are relatively prime.
Yes, 81 and 94 are relatively prime.
No. They are both divisible by 3.
Both 87 and 100 are composite numbers.
79
The factors of 37 are 1 and 37. The factors of 81 are 1, 3, 9, 27, and 81. They have only one factor in common - 1. Since the greatest common factor of 37 and 81 is 1, they are relatively prime. You can also look at the prime factors to determine the greatest common factor. 37 is a prime number, so its only prime factor is itself, 37. 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 their greatest common factor is 1.
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 GCF of 81 and 87 is 3.