Prime numbers have two factors. 2, 3 and 5 are prime numbers.
All prime numbers have only two factors. 2, 3, 5, 7, 11
They are: 2, 3 and 5
Numbers with 3 or 5 factors are called square numbers.
Prime factors of 18 are 2 and 3 Prime factors of 45 are 3 and 5
3, 5 and 7 have 2 factors. 81, 625 and 2401 have 5 factors.
360 and 630 are to such numbers.
Prime numbers have two factors. 2, 3 and 5 are prime numbers.
The prime factors of 60 are 2, 2, 3, and 5.The prime factors of 105 are 3, 5, and 7.The prime numbers that are factors of both 60 and 105 are 3 and 5.
30 and all multiples of 30 have factors including 2, 3, and 5.
2, 3, and 5 are factors of 30 and all multiples of 30.
All prime numbers have only two factors. 2, 3, 5, 7, 11
The prime factors of 144 are 2, 2, 2, 2, 3 and 3 The prime factors of 300 are 2, 2, 3, 5 and 5 So the only prime numbers which are common to both numbers are 2, 2 and 3 = 12
The prime factors are: 2 3 5
The factors of 30 and 60 include the prime numbers 2, 3, and 5.
30 and 60
30 and 60