JAMB - Mathematics (1989 - No. 3)
The prime factors of 2520 are
2, 9, 5
2, 9, 7
2, 3, 5, 7
2, 3, 7, 9
説明
\(2520 = 2 \times 2 \times 2 \times 3 \times 3 \times 5 \times 7\) in terms of its prime factors. Hence, the prime factors of 2520 are 2, 3, 5, 7.