Properties of the Number 56649

Fifty-Six Thousand Six Hundred Forty-Nine

Basics

Value: 56648 → 56649 → 56650

Parity: odd

Prime: No

Previous Prime: 56633

Next Prime: 56659

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 23 × 821

Divisors: 1, 3, 23, 69, 821, 2463, 18883, 56649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101110101001001

Octal: 156511

Duodecimal: 28949

Hexadecimal: dd49

Square: 3209109201

Square Root: 238.01050396988785

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

Row sums of triangle A118032, where the matrix square of A118032 forms a diagonal bisection of A118032. A118036

Number of ways to place zero or more nonadjacent 1,0 2,0 2,1 2,2 3,0 4,0 4,1 5,2 polyhexes in any orientation on a planar nXnXn triangular grid. A155363

a(n) = A056061(n) - A034444(A056647(n)). A56649