• Each of ROME, PARIS, ARRAS, ARLON and LENS is a prime number.
• Each of NIMES, ANS, MONS is 7 times the product of a prime number.
• SPA is a perfect square.
What are these numbers ?
S P A N M O R L E I
3 2 4 1 6 0 9 8 7 5
ROME 9067 (prime)
PARIS 24953 (prime)
ARRAS 49943 (prime)
ARLON 49801 (prime)
LENS 8713 (prime)
NIMES 15673 /7 = 2239 (prime)
ANS 413 /7 = 59 (prime)
MONS 6013 /7 = 859 (prime)
SPA 324 is 18^2
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Posted by Larry
on 2024-01-06 09:14:49 |