No, 19 is prime. A composite number needs to have 3 or more factors. 19 has only 2 factors, 1 and itself, which makes it prime.
76 is a composite number because it has factors other than 1 and itself.The 6 factors of 76 are 1, 2, 4, 19, 38, and 76.The factor pairs of 76 are 1 x 76, 2 x 38, and 4 x 19.The proper factors of 76 are 1, 2, 4, 19, and 38 or,if the definition you are using excludes 1, they are 2, 4, 19, and 38.The prime factors of 76 are 2, 2, and 19. Note: There is repetition of these factors, so if the prime factors are being listed instead of the prime factorization, usually only the distinct prime factors are listed. The distinct prime factors of 76 are 2 and 19.The prime factorization of 76 is 2 x 2 x 19 or, in exponential form, 22 x 19.
The prime factors of 494 are 2, 13, and 19. The prime factors of 741 are 3, 13, and 19. The common factors are 13 and 19, so the greatest common factor is 13 x 19 = 247.
The prime factors are: 2, 19
As a product of its prime factors: 19*19*19 = 6859
The prime factors are 3, 7 and 19.The prime factors are 3, 7 and 19.The prime factors are 3, 7 and 19.The prime factors are 3, 7 and 19.
19 is a prime number. Its only factors are one and itself.
The prime factor of 19 is 19. The prime factors of 90 are 2, 3 and 5.
19 and 90 have no common prime factors.
The prime factors are: 19, 53
19 is a prime number. The only two factors of a prime number are 1 and itself.The two factors of 19 are 1 and 19. There are only two factors of a prime number.The only factor pair of 19 is 1 x 19. There is only one factor pair of a prime number.The proper factors of 19 are only 1 or,if the definition you are using excludes 1, there are none.The only prime factor of 19 is 19. There is only one prime factor of a prime number - itself.The only distinct prime factor (listing each prime factor only once) of 19 is 19.The prime factorization of 19 is 19. In some cases, to emphasize that it is prime, you might write the prime factorization as 1 x 19.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.19 is a prime number. Its factors are 1 and 19.
The factors of 323 are 1, 17, 19, and 323. The prime factors of 323 are 17 and 19.
19 is a prime number and has no factors.
The only factors are prime: 19 and 29
Themselves and one because 19 and 37 are prime numbers
The factors of 57 are: 1 3 19 57 The prime factors are: 3 x 19
The Prime Factors of 136 are 2, 17