This website contains problems from math contests. Problems and corresponding tags were obtained from the Art of Problem Solving website.

Tags were heavily modified to better represent problems.

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Found problems: 2

2018 HMNT, 1

Tags: HMMT , numbe
What is the largest factor of $130000$ that does not contain the digit $0$ or $5$?

2018 Harvard-MIT Mathematics Tournament, 1

Tags: HMMT , numbe
What is the largest factor of $130000$ that does not contain the digit $0$ or $5$?