997000

Appears in sequences

• Numbers k such that k and k^2 use only the digits 0, 3, 4, 7 and 9.at n=24A136934
• Numbers k such that k and k^2 use only the digits 0, 4, 5, 7 and 9.at n=27A136952
• Numbers k such that k and k^2 use only the digits 0, 4, 6, 7 and 9.at n=37A136955
• Numbers k such that k and k^2 use only the digits 0, 4, 7 and 9.at n=18A136960