9743

This number is a prime.

Just showing those entries submitted by 'Loungrides': (Click here to show all)

+ The only left truncatable prime, with digits in descending order, concatenated from two double-digit primes. [Loungrides]

+ The largest 4-digit prime with its digits in descending order, whose sum of cubes of digits is prime, i.e., 9^3+7^3+4^3+3^3=1163. [Loungrides]

+ The largest distinct-digit prime concatenated from two double-digit primes. [Loungrides]

(There is one curio for this number that has not yet been approved by an editor.)

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