0
Still curious? Ask our experts.
Chat with our AI personalities
Steve
Judy
ProfessorAdd your answer:
Earn +20 pts
How can you tell that 28655 is not a prime number by its last number?
Any number, however, large, that ends in '5' or '0' is divisible by '5'. Hence 28655 ends in '5' , so it is divisible by '5' . there by it is NOT a prime number. 28655 is a compound number. 5)28655 = 5731
How can you tell that 28655 is not a prime number?
Any number ending in 5 (or 0) is divisible by 5. 28655 = 5 x 5731 and is therefore not a prime number. Note: 5731 is also not a prime as it is divisible by 11 : 11 x 521 = 5731
Is 29 an prime or composite number?
It is prime. Whenever you wanted to know a number is prime or composite, use this site. It can tell you the number is prime or not: prime-calculator dot com. It has lots of other abilities. Enjoy it.
How can you tell when a number is relatively prime?
A number is never relatively prime.Relatively prime refers to a pair of numbers.
Not a prime number?
A prime number is any number that only has one and itself as factors. Threfore, any number taht has more than two factors is not prime. Check the the factors of a number to tell if it is prime or not.
