68489

Properties

Appears in sequences

• Primes using only the composite digits (4, 6, 8, 9) and all of them.at n=7A157527
• Number of nondecreasing arrangements of 5 numbers in -(n+3)..(n+3) with sum zero and not more than two numbers equal.at n=25A188238
• Primes that can be written as a sum of a positive square and a positive cube in more than two ways.at n=9A206606
• Primes p for which p + 2, p^3 + 2 and p^5 + 2 are prime.at n=7A242326
• a(n) = Sum_{k=1..n} k^Omega(k).at n=16A347616
• Prime numbersat n=6810