Properties of the Number 55326

Fifty-Five Thousand Three Hundred Twenty-Six

Basics

Value: 55325 → 55326 → 55327

Parity: even

Prime: No

Previous Prime: 55313

Next Prime: 55331

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 9221

Divisors: 1, 2, 3, 6, 9221, 18442, 27663, 55326

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100000011110

Octal: 154036

Duodecimal: 28026

Hexadecimal: d81e

Square: 3060966276

Square Root: 235.21479545300716

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

Irregular table read by rows: T(n,k) is the number of k-gons, k>=2, among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3·n points placed on the sides of an equilateral triangle, using only a compass. A372617

Poincaré series for invariant polynomial functions on the space of binary forms of degree 13. A293938

a(n) is the least integer k > 1 such that 1 + k^5ⁿ + k^2·5ⁿ + k^3·5ⁿ + k^4·5ⁿ is prime. A206418

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A213108. A384801

Column 1 of triangle A055325. A55326

Array listed by antidiagonals: row m is the numbers k such that prime(i)+k is prime for i from m to j where prime(j+1) = A360228(m). A359843