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Q: A prime number less than 30 the number minus 4 equals the prime number before it?

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No negative numbers are prime.

11# - 1 = 2309 and 11# + 1 = 2311, both of which are prime.

p7# - 1 = 510509 and p7# + 1 = 510511, neither of which is prime.

61 is the prime number before 67.

The prime number before 8 is 7.

Related questions

No negative numbers are prime.

11# - 1 = 2309 and 11# + 1 = 2311, both of which are prime.

p7# - 1 = 510509 and p7# + 1 = 510511, neither of which is prime.

61 is the prime number before 67.

13 because it is a prime number

The prime number before 8 is 7.

There is no prime number that exists to satisfy this Condition.

The only number that equals 80 is 80, and it's not a prime number.

The only number that equals 60 is 60, and it's not a prime number.

The last prime number before 50 is 47.

The largest prime number before 1000 is 997.

prime number just before 97 = 89

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