It has more than two factors.
Composite
Composite
39 is not a prime number because it has four factors: 1,3,13,39 and because prime number are numbers who has 2 factors.
no, 5 isnt divisable by 19. 19 is a prime number and isnt divisable by anything.
25 is not a prime number since it can be evenly divided by 5 as well as 1 and 25.
Yes. 25 is a multiple of 5 and the number 5 is a prime number.
a prime number is a number that can only be divided by 1and its self... 1 isnt a prime number but 2, 3, 5, 7, 9, 11 etc... are prime numbers.
The greatest prime number below 25 is 23.
23, 37, 79 and 51 (assuming 1851 is a typo, 18 isnt a prime) if not a typo 1851 isnt a prime number anyway, it divides by 3
25 is composite.
The only prime number between 25 and 30 is 29.
25 is a composite number. The prime factorization of 25 is 5 x 5. 2 x 5 is the prime factorization of 10.