Properties of the Number 55676

Fifty-Five Thousand Six Hundred Seventy-Six

Basics

Value: 55675 → 55676 → 55677

Parity: even

Prime: No

Previous Prime: 55673

Next Prime: 55681

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 31 × 449

Divisors: 1, 2, 4, 31, 62, 124, 449, 898, 1796, 13919

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101100101111100

Octal: 154574

Duodecimal: 28278

Hexadecimal: d97c

Square: 3099816976

Square Root: 235.95762331401798

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

a(0) = 1, a(1) = 1 and for n >= 2, a(n) = floor(4·a(n-2) * a(n-1) / (a(n-2) + a(n-1))). A93335

Triangle T(n, k) = binomial(2·n, n) + binomial(n, k)², read by rows. A157531

Numbers n such that φ(4n+1) = σ(n). A67234

Number of 3Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself. A266013

a(n) = A055675(n) - A055674(n). A55676