2 and 7 are prime numbers less than 10 that are factors of 42 and 70.
3
no, factors of a number would be less than that of the original number. A prime number is a number that has factors of only itself and 1.
No square number is a prime number, since it has the number you squared as a factor. There are several square numbers less than 100. Just calculate the squares of all numbers, starting with 1, until you reach or pass 100. Then stop.
Two is the smallest prime number less than 100.
The largest prime number less than 50 is 47.
The prime factor of 7 is 7. The prime factor of 8 is 2. The prime factor of 9 is 3. The prime factors of 10 are 2 and 5. The prime factor of 11 is 11.
3
no, factors of a number would be less than that of the original number. A prime number is a number that has factors of only itself and 1.
13
2,3,5,7.2*3*5*7=210
No square number is a prime number, since it has the number you squared as a factor. There are several square numbers less than 100. Just calculate the squares of all numbers, starting with 1, until you reach or pass 100. Then stop.
9
The answer is 9. It is a multiple of 3. 3+3+3=9. It is less than 20: 20-9=11.It is not a prime number. It is odd, and it is not a factor of 30. 30/9=3.3333333333
37
50 is not a prime factor or a prime number because it has more than two factors and so it is a composite number
It is a number 1 less than a prime number. There is nothing else that can be said about it that is invariably true.
9797 is the largest prime number less than 100.