3, 5 and 7 are prime numbers. Their only factors are one and themselves.
Chat with our AI personalities
3, 5 and 7 have 2 factors. 81, 625 and 2401 have 5 factors.
As a product of its prime factors: 3*5*7 = 105
3, 5, 5, 5, 7
Neither 15 nor 20 is a factor of 3, 4, 5, 6, 7, or 8. Factors of 3: 1, 3 Factors of 4: 1, 2, 4 Factors of 5: 1, 5 Factors of 6: 1, 2, 3, 6 Factors of 7: 1, 7 Factors of 8: 1, 2, 4, 8 Factors of 15: 1, 3, 5, 15 Factors of 20: 1, 2, 4, 5, 10, 20
The prime factors of 105 are 3, 5, and 7.The prime factors of 126 are 2, 3, 3, and 7.Therefore the prime factors that 105 and 126 have in common are 3, and 7.