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# What numbers cant you make by multiplying prime numbers?

Updated: 8/20/2019

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8y ago

prime numbers

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8y ago

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Q: What numbers cant you make by multiplying prime numbers?
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### How do you write 23 as a prime number?

23 is a prime number. Prime numbers are numbers that when multiplying only 1 and itself make it. Nothing but 1 and 23 equals 23 so 23 is a prime number.

### How do you make 286 by multiplying three prime numbers?

286 = 2 x 11 x 13

### How do you make prime numbers?

you cant make them it is any number that can not be divided by anything except itself.

### How do you make 24 a prime number?

You cant make even numbers prime, unless it is a trick question, in which case i doubt it has much to do with math.

### What 2 prime numbers 30?

No two prime numbers can make 30.No two prime numbers can make 30.No two prime numbers can make 30.No two prime numbers can make 30.

### How is multiplying mixed numbers different than multiplying fractions?

if you have mixed numbers you make them into improper fractions before you multiply

### Why can you make several different factor trees for some numbers but only one or two factor trees for other numbers?

Bigger numbers make bigger factor trees, and of course there are prime numbers which cant be factored at all

### How do logarithms make scientific calculations easier?

Adding the logs of numbers is equivalent to multiplying the numbers. People think adding is easier than multiplying.

### What numbers make 56 prime?

Numbers cannot "make" another number prime. If you are looking for the prime factorization of 56, it is 23 * 7.

### When you multiply two prime numbers you always get an odd number?

For 'odd' prime numbers this is true, but '2' is also a prime number , so you will have an even answer. Remember when multiplying even X even = even even X odd = even odd X even = even odd x odd = odd.

40 = 23*5

### What is it called when all the prime numbers that make a given number called?

i think prime numbers