Properties of the Number 56936

Fifty-Six Thousand Nine Hundred Thirty-Six

Basics

Value: 56935 → 56936 → 56937

Parity: even

Prime: No

Previous Prime: 56929

Next Prime: 56941

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 11 × 647

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 647, 1294

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101111001101000

Octal: 157150

Duodecimal: 28B48

Hexadecimal: de68

Square: 3241708096

Square Root: 238.61265683110776

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

T(n,k) is the number of (n+1) X (k+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3 (constant-stress 1 X 1 tilings). A234227

Number of diagonal rectangles with corners on an n X n grid of points. A113751

Define a sequence of real numbers by b(1)=2, b(n+1) = b(n) + log₂(b(n)); a(n) = smallest i such that b(i) >= 2ⁿ. A229168

a(n) is the action of recursively applying 'Rule 30' elementary cellular automata on the binary representation of n if the cells may only expand into the significant bit, a(0) = 1. A74890

Coordination sequence for 4-dimensional I-centered tetragonal orthogonal lattice. A1386

a(n) = a(n-1) + a(n-2) + 1, with a(0) = 0 and a(1) = 12. A22317

Number of (n+1) X (3+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3 (constant-stress 1 X 1 tilings). A234222

Number of (n+1) X (4+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3 (constant-stress 1 X 1 tilings). A234223

Numbers k such that Bernoulli number B_k has denominator 61410. A295591

Coefficient expansion of: f(t,y)=((1 + y)/y - Exp[t/2])/(-1 + y·Exp[t]). A171721