Properties of the Number 50225

Fifty Thousand Two Hundred Twenty-Five

Basics

Value: 50224 → 50225 → 50226

Parity: odd

Prime: No

Previous Prime: 50221

Next Prime: 50227

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 7 ² × 41

Divisors: 1, 5, 7, 25, 35, 41, 49, 175, 205, 245

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100010000110001

Octal: 142061

Duodecimal: 25095

Hexadecimal: c431

Square: 2522550625

Square Root: 224.1093483101497

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) = ∑_k=1..n k² * floor(n/k)ⁿ. A350125

Number of different words that can be formed from an n X n grid of letters, reading horizontally, vertically or diagonally. A34720

Numbers k such that k and k² use only the digits 0, 2, 5 and 6. A136911

Numbers k such that k and k² use only the digits 0, 2, 5, 6 and 8. A136913

Numbers k such that k and k² use only the digits 0, 2, 5, 6 and 9. A136914

a(n) = ∑_{p in P} (H(2,p)²)/2, where P is the set of partitions of n, and H(2,p) is the number of hooks of length 2 in p. A302348

Number of fused bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition). A121327

Number of intersections of at least four edges in a cube of n X n X n smaller cubes. A126562

Numbers k such that there are precisely 8 groups of orders k and k + 1. A295993

1/3-Smith numbers. A50225