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Which numbers of 24 31 35 are prime numbers?
24 is divisible by 2 and 35 is divisible by 5. 31 has only two factors: 1 and itself. 31 is the prime number.
Is 31 divisible by any number?
Yes. 31 is a prime number so it is divisible by 1 and itself.
Prime number of 775?
775 is not a prime number, because 775 is divisible by 5. In fact, the prime divisors of 775 are 5, 5, and 31.
What number is divisible by 10 but not 5?
Every number divisible by 10 is divisible by 5.
How do you know that a number is divisible by 15?
A number that is divisible by 15 is divisible both by 5 and 3 A number is divisible by 5 if it ends with 0 or 5 A number is divisible by 3 if the sum of its digits is divisible by 3 e.g. 4035 is divisible by 15 as it ends with a 5 and 4+0+3+5=12 which is divisible by 3
What number is between 31 and 49 that is divisible by 2 and 5?
The number is 40.
Is 155 a prime number?
155 is not a prime number, but a composite number, as it is divisible by 5 and 31.
Which numbers of 24 31 35 are prime numbers?
24 is divisible by 2 and 35 is divisible by 5. 31 has only two factors: 1 and itself. 31 is the prime number.
Is 31 divisible by any number?
Yes. 31 is a prime number so it is divisible by 1 and itself.
What are 3 examples of numbers NOT divisible by 5?
12, 27, 31. 1,2,3,4,6,7,8,9,11,12,13,14,16. The list goes on and on! If a number is divisible by five that means that you can divide the number by five and get a whole number. For example, you can divide 20 by 5 (20/5) and get 4. Therefore 20 is divisible by five. anything that does not end in 5 or 0 will not be divisible by 5
What is 155 divisible by?
5 and 31 are prime factors. It is also divisible by 1 and itself, so:155 is divisible by 1, 5, 31, and 155
Prime number of 775?
775 is not a prime number, because 775 is divisible by 5. In fact, the prime divisors of 775 are 5, 5, and 31.
What number is divisible by 10 but not 5?
Every number divisible by 10 is divisible by 5.
How do you know if a number is divisible by 5?
If a number ends in 5 or 0, that number is divisible by 5.
Why isn't 155 a prime number?
A prime number is a number that is evenly divisible only by itself or 1.155 can be evenly divided by 5 (155/5=31), so is not a prime number.
Explain why 45 is not a prime number?
Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.
How do you know that a number is divisible by 15?
A number that is divisible by 15 is divisible both by 5 and 3 A number is divisible by 5 if it ends with 0 or 5 A number is divisible by 3 if the sum of its digits is divisible by 3 e.g. 4035 is divisible by 15 as it ends with a 5 and 4+0+3+5=12 which is divisible by 3
