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# Which prime number who ones place is 2 less than the tens place?

Updated: 11/3/2022

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14y ago

31, 53, 97

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14y ago

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Q: Which prime number who ones place is 2 less than the tens place?
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### Is 9 a prime number when it is in the ones place?

nine is not a prime number

### What are the only 4 possibilities for the ones-place digits of all primes greater than 5?

The possibilities for a digit in the ones place of a prime number greater than 5 are 1, 3, 7, and 9. If a 0, 2, 4, 6, or 8 is in the ones place, the number is divisible by 2, so it would not be prime. If a 5 is in the ones place, the number is divisible by 5, so it would not be prime.

### Does a prime number have in the ones place 1 3 7 9?

The prime numbers are 3 and 7 but 1 is not considered to be a prime or a composite number

73

### How can you tell that 28655 isn't a prime number?

Any number that has a 5 or 0 in the ones place is divisible by 5. If a number is evenly divisible by another number, it is NOT prime.

### How can you tell 32 and 95 are not prime numbers without finding their factors?

32 is an even number (look at the ones place). The only even prime is 2. 95 has 5 as a factor (again look at the ones place). Multiples of 5 have a 0 or 5 in the ones place.That is how you figer out if 32 and 95 in not a prime number.

### You are a 2-digit prime number The number formed by reversing your digits is also prime your ones digit is 4 less than your tens digit What number are you?

73 7-3 = 4 73 is prime and 37 is prime.

### Why numbers with a five in the ones place are not prime numbers?

All but the number five are multiples of 5.

### Can a whole number with zero in the ones place be prime?

No, all numbers with a zero in the one's place are divisible by at least 1, themselves, and 2, which means they cannot be prime.

70

97

97