1333324

Appears in sequences

• Numbers n such that sigma(reversal(n)) = reversal(sigma(n)). Ignore leading 0's.at n=26A069514
• Numbers of the forms 4*p or q where both numbers p=(10^n-7)/3 and q=(127*10^(n-1)-7)/3 are primes.at n=6A102589
• Composite numbers k such that sum of the proper divisors of k is a power of 10.at n=8A235710