621 is a composite number. A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 have a different name.
Composite.
621 is not prime. 621 = 3 * 3 * 3 * 23
It is composite. It is divisible by 3, 9, 23, 27, 69, and 207.
The positive integer factors of 621 are the following:1 x 6213 x 2079 x 6923 x 27Therefore, 621 is a composite number.
The only prime factors of 621 are: 3 and 23
factors of 621 are: 1, 3, 9, 23, 27, 69, 207, 621 prime factors of 621 are: 3, 23. prime factorization of 621 are: 3 x 3 x 3 x 23
no
neither prime or composite
It is prime
It would be impossible to list them all, since numbers go on forever, but here are some of them: 2 - Prime 3 - Prime 4 - Composite 5 - Prime 6 - Composite 7 - Prime 8 - Composite 9 - Composite 10 - Composite 11 - Prime 12 - Composite 13 - Prime 14 - Composite 15 - Composite 16 - Composite 17 - Prime 18 - Composite 19 - Prime 20 - Composite 21 - Composite 22 - Composite 23 - Prime 24 - Composite 25 - Composite 26 - Composite 27 - Composite 28 - Composite 29 - Prime 30 - Composite 31 - Prime 32 - Composite 33 - Composite 34 - Composite 35 - Composite 36 - Composite 37 - Prime 38 - Composite 39 - Composite 40 - Composite 41 - Prime 42 - Composite 43 - Prime 44 - Composite 45 - Composite 46 - Composite 47 - Prime 48 - Composite 49 - Composite 50 - Composite
4, composite. 67, prime.
Prime