200183

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 5x + 4.at n=22A023314
• a(n) = prime(1000 * n).at n=17A031922
• Concatenation of n in base 2 up to base 10 and n in base 10 down to base 2 is prime, all numbers are interpreted as decimals.at n=26A054258
• Prime numbersat n=18000