perplexus.info :: Just Math : Near Pandigital Ponder

Near Pandigital Ponder (Posted on 2014-11-26)

Base ten positive integers P, Q, R, S and T together uses the base ten digits 1, 3, 5, 6, 7 and 9 precisely twice.

What are the respective minimum and maximum values of P*Q*R*S*T?

*** None of P,Q,R, S can contain the digits 0,2,4,6,8.

Submitted by K Sengupta

Rating: 5.0000 (1 votes)

Solution: (Hide)

The required minimum product is 501,010,191.
This required maximal product is 322,009,405,425.
For an explanation, refer to the solution submitted by Brian Smith in this location.

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

	Subject	Author	Date
	An Algorithm	Brian Smith	2017-10-25 13:23:04

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