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Forty-nine is not a prime number because it is also divisible by seven. Prime numbers are only divisible by one and themselves.
Forty-nine is not a Prime number because it is also divisible by seven. Prime numbers are only divisible by one and themselves.
They are positive integers, evenly divisible only by themselves and one.
21 is the product of two prime numbers, three and seven. A prime number is defined as a number divisible only by one or itself. So ... NO ... 21 is not a prime number.
There is an infinite number of numbers that are not divisible by seven!
The numbers 21 and 126 are divisible by seven. The numbers 88 and 255 have a remainder when divided, so they are not divisible by seven.
number of prime numbers which are in the seven times tables: 1 prime numbers are in the seven times tables: 7 only
Two, Three, Five, Seven, Eleven, Thirteen.... A prime number is just a number that's only divisible by itself and one
any multiple of 7
All odd numbers are not evenly divisible by 7. Try 11, for example.
Yes seven is a prime number and the only numbers that will go in to seven is one and seven.