perplexus.info :: Numbers : Multiples with 3

Multiples with 3 (Posted on 2017-01-31)

The first three multiples of 1153 all contain the digit 3: 1153, 2306, 3459. But its next multiple 4612 does not.

What is the smallest integer whose first four multiples all contain a 3?

What about 5 or 6 multiples?

No Solution Yet Submitted by Brian Smith

Rating: 5.0000 (1 votes)

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

re(2): computer solution, taken beyond

Comment 3 of 3 |

(In reply to re: computer solution, taken beyond by Math Man)

obvious.

Posted by Ady TZIDON on 2017-01-31 22:08:15

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