Properties of the Number 56961

Fifty-Six Thousand Nine Hundred Sixty-One

Basics

Value: 56960 → 56961 → 56962

Parity: odd

Prime: No

Previous Prime: 56957

Next Prime: 56963

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 6329

Divisors: 1, 3, 9, 6329, 18987, 56961

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101111010000001

Octal: 157201

Duodecimal: 28B69

Hexadecimal: de81

Square: 3244555521

Square Root: 238.66503723838562

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 series-reduced labeled trees with n nodes. A5512

Triangle read by rows: T(n,k) = number of homeomorphically irreducible connected labeled graphs with n edges and k vertices, n >= 0, 1 <= k <= n+1. A331437

Number of (7+2) X (n+2) 0..1 arrays with every 3 X 3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254913

Another version of A005512, which is the main entry for this sequence. A96984

Number of active (ON, black) cells at stage 2ⁿ-1 of the two-dimensional cellular automaton defined by "Rule 107", based on the 5-celled von Neumann neighborhood. A270165

Base 12 reversal of n (written in base 10). A56961

Expansion of g.f. A(x) satisfying A(x)² = A( x²/(1-2·x)⁴ ). A375454