Properties of the Number 55225

Fifty-Five Thousand Two Hundred Twenty-Five

Basics

Value: 55224 → 55225 → 55226

Parity: odd

Prime: No

Previous Prime: 55219

Next Prime: 55229

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 47 ²

Divisors: 1, 5, 25, 47, 235, 1175, 2209, 11045, 55225

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011110111001

Octal: 153671

Duodecimal: 27B61

Hexadecimal: d7b9

Square: 3049800625

Square Root: 235

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) = (6·n + 1)². A16922

a(n) = (11·n + 4)². A17438

Squares with initial digit '5'. A45788

a(n) = (9·n + 1)². A17174

Squares which have one or more occurrences of exactly two different digits. A235717

T(n,k)=Number of length-n 0..k arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1. A269640

Number of distinct intersections among all circles that can be constructed on vertices of an n-sided regular polygon, using only a compass. A331702

Squares of the form 4p - 3, where p is a prime. A110284

Numbers for which the number of odious proper divisors (A000069) equals the number of evil proper divisors (A001969). A227891

Squares using no more than two distinct digits. A18885