52881984

Appears in sequences

• Numbers n that can be chopped into two parts, which when added and squared result in n.at n=17A102766
• Numbers which when chopped into two parts with equal length, added and squared result in the same number.at n=8A238237
• Numbers k = x.y such that x.y = (x+y)^2, when x and y have the same number of digits, "." means concatenation, and y may not begin with 0.at n=6A350870
• Numbers k for which nonnegative integers x and y exist such that k is the concatenation of x and y as well as k = (x + y)^2.at n=10A380428