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Quick factors III (Posted on 2019-06-27)

What is the sum of all distinct prime factors of 3³+4⁷+5⁵+6⁴+7⁶

No Solution Yet Submitted by Danish Ahmed Khan

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solution

| Comment 1 of 3

3^3 + 4^7 + 5^5 + 6^4 + 7^6 = 138481 = 7 * 73 * 271

and

7 + 73 + 271 = 351

Posted by Charlie on 2019-06-27 15:39:24

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