Properties of the Number 33557

Thirty-Three Thousand Five Hundred Fifty-Seven

Basics

Value: 33556 → 33557 → 33558

Parity: odd

Prime: No

Previous Prime: 33547

Next Prime: 33563

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 23 × 1459

Divisors: 1, 23, 1459, 33557

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000001100010101

Octal: 101425

Duodecimal: 17505

Hexadecimal: 8315

Square: 1126072249

Square Root: 183.18569813170458

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 polyominoes with n cells, symmetric about diagonal 2. A56878

Coefficients of the nonnegative powers of ρ(11) = 2·cos(π/11) when written in the power basis of the degree 5 number field Q(ρ(11)). Negative of the coefficients of the first power. A231183

Number of polyominoes of n cells with both diagonal symmetries, for which the 180-degree rotational symmetry has an axis that coincides with the center of a square, but without 90-degree rotational symmetry. A351159

Number of interior vertices formed by drawing the lines connecting any two of the 2*(n+2) perimeter points of a 3 X (n+1) square grid. A331767

Numbers with multiplicative digital root of 5 that are free of 1s and have their digits in ascending order. A371561

2n - {largest prime < n}. A33557