Problem 1514
There are thirty two-digit multiples of three. Find the sum of all two-digit multiples of three whose digits sum to a prime number.
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Individual Rankings
The first 10 to correctly answer this question are shown below.
- Steve Hnidei
- Bassel Baker
- Mihir Tandon
- Brady Wern
- Patrick Costello
- James Duffy
- Mike Schieffer
- Michael Ling
- Carlos Alberto Miranda Pantoja
- Sherry Wolf
Leaderboard Rankings
The 10 top-ranked leaderboards for this question are shown below.
- The Math Club
- Monti drop-outs
- Morning Glory
- Mikey
- Western New Yorkers
- WeLikeTurtles!
- Bunnell Mathletes
- Code Crusaders
- Algebra or Geometry?