perplexus.info :: Numbers : Thinking octal

Thinking octal (Posted on 2018-05-30)

In "A Mathematician's Apology", G. H. Hardy wrote:
"There are just four numbers, after unity, which are the sums
of the cubes of their digits: 153,370,371,407."

Clearly, he referred to base 10.

What are such numbers in base-8?
Provide your list in octal system.

Submitted by Ady TZIDON

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Solution: (Hide)

134, 205, 463, 660, 661.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
VB program	Charlie	2018-05-30 10:25:17
Solution	Jer	2018-05-30 09:22:09

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