25640947

Appears in sequences

• Numbers k that divide 9^k + 8^k.at n=19A045607
• Composite numbers that are equal to the concatenation of the primes and exponents in their prime factorizations in some bases.at n=25A384537
• Numbers in A384537 that are not prime powers: composite numbers, not being prime powers, that are equal to the concatenation of the primes and exponents in their prime factorizations in some bases.at n=6A384540