The Mathematics Channel: Algebra, Geometry, Problems, Puzzles and History of Mathematics.
The Mathematics Channel: Algebra, Geometry, Problems, Puzzles and History of Mathematics.
Mathematics reveals the beauty of numbers: from algebra and geometry to calculus, problems, proofs and logic. Real-world applications, history of mathematics and elegant solutions for students and amateurs.
Answer: 240 (prime factorisation: 2⁴ × 3 × 5, giving 5×2×2 = 20… actually 2⁴ × 3² = 144, with (4+1)(2+1)=15… answer is 2⁴ × 3² × 5⁰... smallest is 2 × 3² × 5² = 180, factors: (1+1)(2+1)(2+1) = 18 ✓) Follow @mathematics for more daily puzzles!
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