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Challenge 454: I pick a number...
How many numbers could I pick that have this property?
I pick a number N. I then choose a factor of N, square it, and subtract the answer from N.
The result is 70.
What could N have been?
How many numbers could I pick that have this property?
I pick a number N. I then choose a factor of N, square it, and subtract the answer from N.
The result is 70.
What could N have been?