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3, 7 and 47 are prime numbers. 30 is not a prime since it is divisible by 2, 3, 5, 6, 10 and 15.

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โˆ™ 2010-02-16 22:56:54
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Q: Which are prime numbers 3 7 30 47?
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Related questions

Are 17 39 29 47 30 111 13 11 prime numbers?

No, 39, 30, and 111 are not prime numbers. 30 - 6*5 15*2 3*10 39 - 3*13 111 - 3*37


How many prime numbers are between 45 and 60?

number of prime numbers between 45 and 60 = 3 prime numbers between 45 and 60 = 47 53 59


How many prime numbers are there between 30 and 50 how do you know?

The only numbers between 30 and 50 that could be prime are 31, 33, 35, 37, 39, 41, 43, 45, 47, 49 because all other numbers are even. 35 and 45 cannot be prime because they are divisible by 5. 33 is divisible by 3, so it is not prime, and 49 is divisible by 7, so it is not prime. That leaves numbers 31, 37, 41, 43, 47, so there are five prime numbers between 30 and 50.


The sum is 47 and there are 3 prime numbers?

3, 7 and 37


What number between 30 and 50 have exactly 2 factors each?

This is basically just a fancy way of asking you "What are the prime numbers between 30 and 50?" Prime numbers are numbers that have only two factors (numbers that divide evenly into the original number): one and themselves. Prime Examples: 2, 3, and 5 -- factors are 1 and 2, 1 and 3, and 1 and 5 Not Prime: 4 and 6 -- factors are 1, 2, and 4, and 1, 2, 3, and 6 So, the prime numbers between 30 and 50 would be: 31, 37, 41, 43, and 47


What two prime numbers go into 30?

2, 3, and 5 are the prime numbers that go into 30.


What three prime numbers equals 30?

2, 3 and 5 are the prime numbers that equal 30.


What are all the prime numbers from 1-47?

The prime numbers from 1 to 47 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, and 47.


What 3 prime numbers are greater than 40 and less than 50?

41 43 47 are all prime numbers


Are there any prime numbers between 40 and 50?

There are 3 prime numbers from 40 to 50:41, 43 and 47


What 3 prime numbers are just before 60?

47, 53, and 59 are the three prime numbers just before 60.


In all how many two digit prime numbers have 4 as one of their digits?

3 41 43 47


What prime numbers equals 79?

They are: 3+29+47 = 79


What 3 prime numbers can you add to get 59?

47, 7, 5


What 3 prime numbers equal 90?

2 + 41 + 47


Which 3 prime numbers has the sum of 59?

5, 7, 47


What is a prime factor of 30?

5 is one prime factor of 30 5*3*2=30 All 3 factors are prime numbers.


How is 30 written as a product of 6 prime numbers?

30 cannot be written as the product of 6 prime numbers. 30 has three prime factors: 2 x 3 x 5 = 30


Is the product of 3 different prime numbers?

30 is the product of three different prime numbers.


What 3 prime numbers equal 95?

They can be: 47+43+5 = 95


What the prime numbers to 30?

The prime numbers to 30 are 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29.


What number has 3 prime numbers in it but is also a factor?

30 has three prime numbers and is a factor of 60.


What is 30 as 3 prime numbers?

2 x 3 x 5 = 30


What prime numbers equl 30?

30 = 2*3*5


What prime numbers can be multiplied to 30?

They are: 2*3*5 = 30