PRIME FACTORS OF 90

90 has 12 factors.

Factors:

Factor Pairs:

• 1 × 90 = 90
• 2 × 45 = 90
• 3 × 30 = 90
• 5 × 18 = 90
• 6 × 15 = 90
• 9 × 10 = 90

DESCRIPTIONS

Factors of 90 can be found by ckecking the divisibility of 90 by the whole numbers 1 through $\mathbf{\sqrt{\color{chocolate}90}}$ ≈ 9.49. If a whole number divides 90 exactly, both

• the number itself and
• the result of the division by that number

are the factors of 90.

OTHER INFORMATION

Prime factors of 90 are 2, 3 and 5.