Properties of the Number 50440

Fifty Thousand Four Hundred Forty

Basics

Value: 50439 → 50440 → 50441

Parity: even

Prime: No

Previous Prime: 50423

Next Prime: 50441

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 13 × 97

Divisors: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100010100001000

Octal: 142410

Duodecimal: 25234

Hexadecimal: c508

Square: 2544193600

Square Root: 224.58851261807672

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

Truncated tetrahedral numbers: a(n) = (1/6)*(n+1)*(23·n² + 19·n + 6). A5906

Octagonal numbers which are the sums of exactly two positive octagonal numbers. A136346

p-INVERT of (1,1,1,1,1,...), where p(S) = (1 - S)² * (1 - 2·S). A291011

Number of pairs (λ,μ) of partitions λ of n and μ of seven with μ <= λ (by diagram containment). A303857

Number of right triangles on a (n+1)X9 grid. A189813

a(n) = n*(3ⁿ - 2ⁿ). A4142

Position of n in A280864. A280741

Sixth-order composites. A50440