## What is the product of the prime numbers of 12?

The prime factorization of a number is a factorization — a way of expressing that number as a product — consisting only of primes. So, 12 can be expressed as a product many ways — 1 × 2 × 2 × 3, or 3 × 4, 2 × 2 × 3, or 2 × 6 — but only one of those consists solely of primes: 2 × 2 × 3.

## What is 15 as a product of primes?

3 × 5

So, the prime factorization of 15 is 3 × 5, where 3 and 5 both are prime numbers.

**What is the prime number of 12 and 15?**

13

The prime number between 12 to 15 is 13 and the fraction is 1/4.

**What is the prime factorization of 12 into 15?**

Prime factorization of 12 and 15 is (2 × 2 × 3) and (3 × 5) respectively. As visible, 12 and 15 have only one common prime factor i.e. 3.

### What is the product of factors of 12?

Thus, the product of all factors of 12! is 12!

### How is 15 a prime number?

The number 15 is divisible by 1, 3, 5, 15. For a number to be classified as a prime number, it should have exactly two factors. Since 15 has more than two factors, i.e. 1, 3, 5, 15, it is not a prime number.

**What does 15 and 12 both go into?**

The GCF of 12 and 15 is 3 .

**What is the LCM of 15 and 12?**

60

The LCM of 12 and 15 is 60.

## Is 12 a prime number Yes or no?

It only has the divisors 1 and 11, and therefore it is a prime number. 12 can be written as the multiplication 1 x 12 and as the multiplication 3 x 4, and 2 x 6. Since 12 is divisible by more numbers than 1 and itself, 12 is a composite number.

## Which is a common multiple of 15 and 12 *?

Answer: LCM of 12 and 15 is 60.

**What are the multiples of 12 and 15?**

The multiples of 12 are : 12, 24, 36, 48, 60, 72, 84.. The multiples of 15 are : 15, 30, 45, 60, 75, 90.. 60 is a common multiple (a multiple of both 12 and 15), and there are no lower common multiples. Therefore, the lowest common multiple of 12 and 15 is 60.

**How do you find the LCM of 12 and 15 using prime factorization?**

LCM of 12 and 15 by Prime Factorization Prime factorization of 12 and 15 is (2 × 2 × 3) = 22 × 31 and (3 × 5) = 31 × 51 respectively. LCM of 12 and 15 can be obtained by multiplying prime factors raised to their respective highest power, i.e. 22 × 31 × 51 = 60. Hence, the LCM of 12 and 15 by prime factorization is 60.

### What is the 12th multiple of 15?

180

Multiples of 15 Chart

Multiplication: | Multiples of 15 |
---|---|

15 × 9 | 135 |

15 × 10 | 150 |

15 × 11 | 165 |

15 × 12 | 180 |

### How can you find the factors of 12 and 15?

HCF Example Consider the numbers 12 and 15: The factors of 12 are : 1, 2, 3, 4, 6, 12. The factors of 15 are : 1, 3, 5, 15. 1 and 3 are the only common factors (numbers which are factors of both 12 and 15).