Properties of the Number 56639

Fifty-Six Thousand Six Hundred Thirty-Nine

Basics

Value: 56638 → 56639 → 56640

Parity: odd

Prime: No

Previous Prime: 56633

Next Prime: 56659

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 11 × 19 × 271

Divisors: 1, 11, 19, 209, 271, 2981, 5149, 56639

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110100111111

Octal: 156477

Duodecimal: 2893B

Hexadecimal: dd3f

Square: 3207976321

Square Root: 237.98949556650604

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

Number of partitions of the n-th tetrahedral number into distinct tetrahedral numbers. A298857

Number of polygons of length 2n with 3 (self-avoiding polygon) holes on square lattice (not allowing rotations). A56639

Number of (n+4)X6 binary arrays with every 1 having exactly three king-move neighbors equal to 1 but with no 2X2 blocks of 1s. A183459

Numbers m such that m, m' and m'' are in arithmetic progression, where m' and m'' are the first and second arithmetic derivatives of m. A212409