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Prime Factorizatio

Is Number a Factor - From Variable as Factors (Level 3)

This math topic focuses on prime factorization and determining whether one number is a factor of another. It involves comparing the prime factors of two numbers to ascertain if the first number's prime factors completely divide the second number without a remainder. Each question presents two numbers in prime factored form and asks if the first number is a factor of the second. This skill is pertinent for understanding advanced concepts in factoring and greatest common factors.

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Is Number a Factor - From Variable as Factors

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.

Is d a factor of 1470

d=2⋅5⋅721470=2⋅3⋅5⋅72is d a factor of1470?\begin{align*}d &= 2 \cdot 5 \cdot 7^2\\\\[-0.5em]1470 &= 2 \cdot 3 \cdot 5 \cdot 7^2\end{align*}\\\\ \textsf{is }d\textsf{ a factor of}\\1470?

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