perplexus.info :: Numbers : Quick factors III

Home > Numbers

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

No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)

Online Solver based Puzzle Solution

| Comment 2 of 3 |

We observe that:

3^3+4^7+5^5+6^4+7^6=138481

The prime factorization of 138481 is 7*73*271, and therefore we must have the required sum as:

7+73+271=351

Posted by K Sengupta on 2022-05-11 22:34:19

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (13)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info