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    GCF (HCF) of 210 and 350

    "Greatest Common Factor" Calculator
    Greatest Common Factor of
    and

    What is the Greatest Common Divisor of 210 and 350?

    Answer

    GCF (HCF) of 210 and 350 is
    70

    Common factors: 1, 2, 5, 7, 10, 14, 35, 70

    70 divides both: 210 ÷ 70 = 3, 350 ÷ 70 = 5 — and 3 and 5 share no factor but 1, so no larger number divides both.

    210 = 2 × 3 × 5 × 7

    350 = 2 × 52 × 7

    Prime210350Lowest power
    2222
    33——
    55525
    7777

    — = power 0: the prime is not a factor of this number, so it cannot be in the GCF.

    GCF = 2 × 5 × 7 = 70

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    What is the GCF (HCF) of 210 and 350. The GCF of 210 and 350 is 70 — the biggest number that can divide both integers. Step-by-step GCF (GCD) calculation by factoring.
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    GCF Table

    Number 1Number 2GCF
    2103355
    21033642
    2103371
    2103382
    2103393
    21034010
    2103411
    2103426
    2103437
    2103442
    21034515
    2103462
    2103471
    2103486
    2103491
    21035070
    2103513
    2103522
    2103531
    2103546
    2103555
    2103562
    21035721
    2103582
    2103591
    21036030
    2103611
    2103622
    2103633
    21036414

    FAQ

    What is the Greatest Common Divisor of 210 and 350?

    GCF (HCF) of 210 and 350 is 70

    How to find the GCF of 210 and 350?

    You can find the GCF of 210 and 350 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 210 and 350 is 70.

    What prime factors do 210 and 350 share?

    The prime factorizations of 210 and 350 have 2 × 5 × 7 in common, and multiplying those shared primes gives 70 — exactly the greatest common factor.

    How does the GCF reduce the fraction 210/350?

    Divide the numerator and the denominator by the GCF 70: 210 ÷ 70 = 3 and 350 ÷ 70 = 5. So 210/350 in lowest terms is 3/5.

    See Also