yes
Yes: 378 / 2 = 189
No.
No.
No, it is not.
yes its 126
If you mean, "What are the factors of 378?", they are: 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, and 378. If you mean, "What are the composite factors of 378?", they are: 6, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, and 378. If you mean, "Which of 3, 7, and 8 are composite numbers?", the only one is 8.
All numbers are divisible by 1.
well i really dont know but its divisible by 2
Prime numbers are divisible because any numbers that are divisible are prime. If a number isn't divisible, it isn't prime. Prime numbers have to be divisible by at least one pair of numbers to be prime.
Because its final digital sum equals 9
1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, and 378.