How many even integers between 1 and 1000000 have digits that are all primes?

A.
1365
B.
3906
C.
5400
D.
19530
Mathematics
Competition
Math League
Exam No:2018 First Round Grade 7 Year:2018 Question No:26

Answer:

A

Knowledge points:

G7 - Combinatorics - Basic Combinatorics (Listing & Casework)

Solution:

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