Other than the number 2, primes only end in 1, 3, 7, or 9.
Also, 115=5x31
Composite
Composite
Five and 23 are the two prime factors of 115.
113 is a prime number. 111 and 115 are composites.
5 x 23 = 115
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.
127
A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 115 is composite.
No. Is is divisible by 1, 5, 23, and itself. A prime number is divisible by only 1 and itself.
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.
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