Properties of the Number 55450

Fifty-Five Thousand Four Hundred Fifty

Basics

Value: 55449 → 55450 → 55451

Parity: even

Prime: No

Previous Prime: 55441

Next Prime: 55457

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 ² × 1109

Divisors: 1, 2, 5, 10, 25, 50, 1109, 2218, 5545, 11090

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010011010

Octal: 154232

Duodecimal: 2810A

Hexadecimal: d89a

Square: 3074702500

Square Root: 235.47823678633233

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

Expansion of 1/((1 - x² - x³)² - 4·x⁵). A376723

Central element of a series of 5 successive nonsquarefree numbers. A188296

Number of unsensed simple planar maps with n vertices and 2 faces. A384967

Consecutive states of the linear congruential pseudo-random number generator 228·s mod (2¹⁶+1) when started at s=1. A385079

Sum of a(n) terms of 1/k^4/5 first exceeds n. A56180

Smallest k > n such that F(n) + F(i) divides F(k) + F(i) 1<=i<=n and where F(n) are the Fibonacci numbers. A71779

Path-counting array T; each step of a path is (1 right) or (1 up) to a point below line y=x, else (1 right and 1 up) or (1 up) to a point on the line y=x, else (1 left) or (1 up) to a point above line y=x. T(i,j)=number of paths to point (i-j,j), for 1<=j<=i, i >= 1. A55450

Numbers k such that k⁴ = a⁴ + b⁴ + c⁴ + d⁴ has at least two positive primitive solutions. A331675