Properties of the Number 45287

Forty-Five Thousand Two Hundred Eighty-Seven

Basics

Value: 45286 → 45287 → 45288

Parity: odd

Prime: No

Previous Prime: 45281

Next Prime: 45289

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 11 × 23 × 179

Divisors: 1, 11, 23, 179, 253, 1969, 4117, 45287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011000011100111

Octal: 130347

Duodecimal: 2225B

Hexadecimal: b0e7

Square: 2050912369

Square Root: 212.80742468250492

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

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A299345

a(n) = n³ - (n+1)². A153257

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 181", based on the 5-celled von Neumann neighborhood. A270628

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 529", based on the 5-celled von Neumann neighborhood. A272748

Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A299342

Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A299339

Numbers whose base-5 representation contains exactly two 2's and two 4's. A45287