Properties of the Number 51638

Fifty-One Thousand Six Hundred Thirty-Eight

Basics

Value: 51637 → 51638 → 51639

Parity: even

Prime: No

Previous Prime: 51637

Next Prime: 51647

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 25819

Divisors: 1, 2, 25819, 51638

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100110110110

Octal: 144666

Duodecimal: 25A72

Hexadecimal: c9b6

Square: 2666483044

Square Root: 227.2399612744202

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=0..n (C(n,k) mod 3). A51638

A024282(n)/2^n-1. A237581