No they are not.Two numbers are relatively prime if their greatest common factor is 1.For example, 8 and 15 are relatively prime.
Both are composite as 384 = 27 x 3, 945 = 33 x 5 x 7, and they are relatively prime.
1 and 945
The GCF is 3.
945 = 3x3x5x7
As a product of its prime factors: 3*3*3*5*7 = 945
945 = 33 x 5 x 7
907 + 31 + 5 + 2 = 945
No. 5 is a multiple of it.
7
That's the prime factorization of 945.
For 945: 3, 5 and 7 For 441: 3 and 7
The factors of 945 are 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945. The prime factors of 945 are 3, 5, and 7.