700020007

Properties

Appears in sequences

• Palindromic primes with successive increasing difference: a(k)-a(k-1) < a(k+1)- a(k).at n=17A078790
• Primes in A088049.at n=8A088051
• 10^n*(2+7*10^n)+7.at n=4A171736
• Record gaps between palindromic primes (upper end) (compare A327428, which gives lower ends of these gaps).at n=14A327429
• Prime numbersat n=36253899