Properties of the Number 55470

Fifty-Five Thousand Four Hundred Seventy

Basics

Value: 55469 → 55470 → 55471

Parity: even

Prime: No

Previous Prime: 55469

Next Prime: 55487

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 43 ²

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 43, 86

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010101110

Octal: 154256

Duodecimal: 28126

Hexadecimal: d8ae

Square: 3076920900

Square Root: 235.52069972722143

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

Sum of the largest two parts in the partitions of 4n into 4 parts with smallest part equal to 1. A239186

Irregular triangle read by rows: T(n, k) is the number of chains of subspaces 0 < V₁ < ... < V_r = (F₄)ⁿ, counted up to coordinate permutation, with dimension increments given by (any fixed permutation of) the parts of the k-th partition of n in Abramowitz-Stegun order. A348115

Composite numbers k+1 such that k*φ(k+1) is a perfect square. A69068

Smallest number x > 1 such that φ(x) + σ(x) = k·d(x)ⁿ, i.e., the left-hand side is divisible by the n-th power of the number of divisors. A55470