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What is the greatest common factor of 19 and 21?
A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common. One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 19 are 1 and 19. The factors of 21 are 1, 3, 7, and 21. The only common factor is 1. Therefore, the greatest common factor is 1, which means the numbers are relatively prime.
What are the common factors of 21 and 51?
The common factors of 21 and 51 are: 1 and 3
What are the common factors of 21 and 70?
The factors of 21 are 1,3,7, and 21. The factors of 70 are 1,2,5,7,14,35, and 70 The common factors of 21 and 70 are 1 and 7.
The common prime factors of 19 and 90 are?
19 and 90 have no common prime factors.
What are the common factors of 30 21?
The common factors of 30 and 21 are 1 and 3.
What are the common factors of 19 and 57?
Both 1 and 19 can divide into both 19 and 57.
What are factors of 21 and 19?
The only common factor is 1.
What is the greatest common factor of 21 and 43?
The greatest common factor of 21 and 39 is 3
What is the greatest common factor of 19 and 21?
A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common. One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 19 are 1 and 19. The factors of 21 are 1, 3, 7, and 21. The only common factor is 1. Therefore, the greatest common factor is 1, which means the numbers are relatively prime.
What are the common factors of 19 and 76?
The common factors are: 1, 19
What are the greatest common factors of 19 and 76?
The factors of 19 are: 1, 19 The factors of 76 are: 1, 2, 4, 19, 38, 76 The common factors are: 1, 19 The Greatest Common Factor: 19
What are the common factors of 21 and 51?
The common factors of 21 and 51 are: 1 and 3
Which of the numbers 19 21 23 and 25 has most factors?
21 has the most factors of the four numbers. 19 has 2 factors (1 and 19) 21 has 4 factors (1, 3, 7, 21) 23 has 2 factors (1, 23) 25 has 3 factors (1, 5, 25)
What are the common factors of 21 42 and 84?
The common factors of 21 42 and 84 are 21
What are the common factors of 21 and 70?
The factors of 21 are 1,3,7, and 21. The factors of 70 are 1,2,5,7,14,35, and 70 The common factors of 21 and 70 are 1 and 7.
What are the common factors of 21 and 63?
The common factors of 21 and 63 are 1, 3, 7, and 21
What is the least common multiple of 21 and 19?
The least common multiple of 21 , 19 = 399
