Prime and composite numbers
Number systems · Mathematics
Study notes
Q: Classify 1–10 as prime/composite/neither. Factor 60. Step 1: Primes: 2, 3, 5, 7 (exactly 2 divisors each). Step 2: Composite: 4 (1,2,4), 6, 8, 9, 10. Step 3: 1 is neither. Step 4: 60 = 6 × 10 = 2×3 × 2×5 = 2² × 3 × 5.