58
27, 57, 77, yes. 37, 47, 67, no.
31, 37, & 41 are prime; 32,33,34,35,36,38,39 & 40 are composite.
27, 57, 77, yes. The rest, no.
The composite numbers between 1 and 10 are 4, 6, 8, 9, 10. And their sum is 37.
The first 5 composite numbers are 4, 6, 8, 9, and 10. 4 + 6 + 8 + 9 + 10 = 37, so their average is 37/5, or 7.4.
27
27, 57, 77, yes. 37, 47, 67, no.
37 is prime, the other is composite.
37 is a prime number and 358 is a composite number
27 is.
47, 29 & 37 are prime numbers while 49 is a composite number.
The prime numbers are 19, 29, 31, and 37. The composite number is 35.
5 and 37 are prime. 12 and 18 are composite.
Prime, composite, prime.
31, 37, & 41 are prime; 32,33,34,35,36,38,39 & 40 are composite.
The composite numbers in that list are 22 and 36 - you know they are composite, because they are even numbers. The other numbers are odd and prime.
37 has two factors, 1 and 37. 37 is prime. 1 is neither.