It is: 2*2*5 = 20
No, 20 isn't prime.
The first prime after 20 is 23.
2*2*5 = 20
The prime factors of 20 are 2x2x5.
The prime factors of 20 are: 2 and 5.
Any multiple of 20 includes the prime factors of 20.
These are the prime numbers 1-20 2,3,5,7,11,13,17,19
The prime factors of 20 are: 2 and 5.
5 is the greatest prime factor of 20.
The prime factorization of 20 is: 2 × 2 × 5
The largest prime under 20 is 19.
20 has two prime factors which are 2 and 5